| 其他摘要 | Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in Huangfuchuan is one of the main tributaries in abundantabundant abundant abundant sediment and coarse sediment and coarse sediment and coarse sediment and coarse sediment and coarse sediment and coarse sediment and coarse sediment and coarse sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area sediment region of the Yellow River. Huangfu hydrological station controlling area accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , ann accounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , annaccounted for 0.46% of the catchment area Yellow River Basin , ann ual ual average sediment input average sediment input average sediment input average sediment input average sediment input average sediment input average sediment input into into the Yellow River the Yellow River the Yellow River the Yellow River the Yellow River the Yellow River the Yellow River from from from 1950 to 2005 accounted for l 4.1% accounted for l 4.1% accounted for l 4.1% accounted for l 4.1% accounted for l 4.1% accounted for l 4.1% of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia of the total sediement discharge in upper area from Sanmenxia . Water erosion is . Water erosion is . Water erosion is . Water erosion is . Water erosion is . Water erosion is . Water erosion is the main erosion type the main erosion type the main erosion type the main erosion type the main erosion type the main erosion type the main erosion type the main erosion type in this in this watershed watershed watershed . The main factors aff The main factors affThe main factors aff The main factors aff The main factors affThe main factors aff The main factors affThe main factors affluencing the watershed luencing the watershedluencing the watershed luencing the watershedluencing the watershed luencing the watershedluencing the watershed luencing the watershed sediment yield to sediment yield to sediment yield to sediment yield to sediment yield to sediment yield to climatic condition (rainfallclimatic condition (rainfall climatic condition (rainfall climatic condition (rainfallclimatic condition (rainfall climatic condition (rainfall climatic condition (rainfall climatic condition (rainfallclimatic condition (rainfall climatic condition (rainfallclimatic condition (rainfall ) and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and surface conditions (topography, soil and vegetation). and vegetation). and vegetation). and vegetation). and vegetation). ButBut not all not all not all not all the sediment caused by sediment caused by sediment caused bysediment caused by sediment caused by sediment caused bysediment caused by the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion the erosive rainfall erosion products products products will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sediment will immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sedimentwill immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment will immediately enter the rivers and become river sediment . Therefore, Therefore, Therefore, Therefore, Therefore, Therefore, Therefore, Therefore, We put forward the concept of ut forward the concept of ut forward the concept of ut forward the concept of ut forward the concept of ut forward the concept of ut forward the concept of ut forward the concept of watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall , determine the standard , determine the standard , determine the standard , determine the standard , determine the standard , determine the standard , determine the standard of of watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall of of Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis Huangfuchuan Watershed, and analysis the watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall influence on runoff and sediment discharge. influence on runoff and sediment discharge. influence on runoff and sediment discharge.influence on runoff and sediment discharge. influence on runoff and sediment discharge.influence on runoff and sediment discharge. influence on runoff and sediment discharge. influence on runoff and sediment discharge. influence on runoff and sediment discharge.influence on runoff and sediment discharge. influence on runoff and sediment discharge.influence on runoff and sediment discharge. influence on runoff and sediment discharge. influence on runoff and sediment discharge. influence on runoff and sediment discharge.influence on runoff and sediment discharge.influence on runoff and sediment discharge.influence on runoff and sediment discharge. The The main find main find ings are as follows: ings are as follows: ings are as follows:ings are as follows: ings are as follows: ings are as follows:
(1) There are There are There are There are There are downward trend downward trend downward trend downward trend downward trend s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual s and large interannual variability variability variability variability variability between the between the between the between the between the between the between the Runoff and unoff and unoff and the sediment of Huangfu hydrological station sediment of Huangfu hydrological station sediment of Huangfu hydrological stationsediment of Huangfu hydrological station sediment of Huangfu hydrological station sediment of Huangfu hydrological station sediment of Huangfu hydrological stationsediment of Huangfu hydrological stationsediment of Huangfu hydrological station sediment of Huangfu hydrological stationsediment of Huangfu hydrological stationsediment of Huangfu hydrological station sediment of Huangfu hydrological stationsediment of Huangfu hydrological stationsediment of Huangfu hydrological stationsediment of Huangfu hydrological station sediment of Huangfu hydrological station sediment of Huangfu hydrological station. The allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year he allocation for the year was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulat was concentrated in the June to September. According double cumulatwas concentrated in the June to September. According double cumulative curve ive curve ive curve , the runoff and runoff and runoff and runoff and the sediment sediment sediment sediment were both were both were both volume volumed in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the in 1979 and 1997. Accordingly, the process process processprocess es of es of es of runoff and runoff and runoff and sediment weresediment weresediment were sediment weresediment were sediment were divided into three stages. divided into three stages. divided into three stages. divided into three stages. divided into three stages.divided into three stages. divided into three stages.divided into three stages.divided into three stages.
(2) We dWe dWe d efinefin e te t he of he of he of the conceptconcept conceptconcept of watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall and and determine the determine the determine the determine the determine the watershed satershed s atershed s atershed sediment yield ediment yield ediment yield ediment yield ediment yield ediment yield daily rainfall daily rainfall daily rainfall daily rainfall daily rainfall daily rainfall daily rainfall daily rainfall standard standard 12.9mm in 12.9mm in Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan river iver basin; Watershed asin; Watershed asin; Watershed asin; Watershed asin; Watershed asin; Watershed asin; Watershed sediment yield rainfall sediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfallsediment yield rainfallsediment yield rainfallsediment yield rainfall sediment yield rainfall sediment yield rainfall and and the the the days of days of days of days of days of watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall did not have did not have did not have did not have downward trend downward trend downward trenddownward trend downward trenddownward trend s andand variability in variability in variability in variability in variability in variability in 1954~2010 . Watershed Watershed Watershed Watershed sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall sediment yield rainfall in Ju ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the ne to September throughout the year accounted for 91.9%.year accounted for 91.9%.year accounted for 91.9%.year accounted for 91.9%. year accounted for 91.9%.year accounted for 91.9%.year accounted for 91.9%. year accounted for 91.9%. year accounted for 91.9%. year accounted for 91.9%.year accounted for 91.9%.
(3) Runoff and sediment (3) Runoff and sediment (3) Runoff and sediment (3) Runoff and sediment (3) Runoff and sediment(3) Runoff and sediment (3) Runoff and sediment (3) Runoff and sediment(3) Runoff and sediment discharge dischargedischargedischarge were were were were positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated positively correlated with w atershedatershed atershed atershed sediment yield sediment yield sediment yieldsediment yield sediment yieldsediment yield rainfall ainfall ainfall ainfall and number of rainy days wand number of rainy days wand number of rainy days w and number of rainy days w and number of rainy days wand number of rainy days w and number of rainy days wand number of rainy days w and number of rainy days wand number of rainy days wand number of rainy days w and number of rainy days w atershedatershed atershed atershedatershed sediment yield sediment yield sediment yieldsediment yield sediment yieldsediment yield sediment yield rainfallainfall ainfall . Ac cordingcording cording cording to the to the to the double cumulative c double cumulative cdouble cumulative c double cumulative cdouble cumulative c double cumulative c double cumulative c urve, contributions of the urve, contributions of the urve, contributions of the urve, contributions of the urve, contributions of the urve, contributions of the urve, contributions of the urve, contributions of the watershed sediment watershed sediment watershed sediment watershed sediment watershed sediment watershed sediment watershed sediment yield rainfallyield rainfallyield rainfallyield rainfall yield rainfallyield rainfall yield rainfall to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% to runoff and sediment were 73.5% 56.1% in the second phase the second phasethe second phase the second phase the second phase , 31.7% and 23.9% 31.7% and 23.9% 31.7% and 23.9% in the third stage respectively n the third stage respectively n the third stage respectively n the third stage respectivelyn the third stage respectively n the third stage respectivelyn the third stage respectivelyn the third stage respectively n the third stage respectively n the third stage respectivelyn the third stage respectively. Contribution rate ontribution rate ontribution rate s of of watershed watershed watershed watershed sediment yield rainfall sediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfall reduc reduc ing the runoff and runoff and runoff and runoff and the he sediment sediment sediment sediment were were distinct distinct weakeningweakeningweakeningweakening weakening weakening.
(4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant (4) The runoff and sediment in June , July August showed a significant positive correlation positive correlation positive correlation positive correlation positive correlation positive correlation positive correlation . The The watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfall in June, JulyJune, July June, July June, July June, July andand August August August ha d a great influence on ona great influence on ona great influence on ona great influence on a great influence on ona great influence on a great influence on a great influence on a great influence on ona great influence on a great influence on the annual runoff the annual runoff the annual runoff the annual runoffthe annual runoff and the and the and the sedim sedim entent . Antecedent Antecedent Antecedent Antecedent Antecedent Antecedent watershed watershed watershed sediment yield rainfall sediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfallsediment yield rainfall sediment yield rainfall ha d a large impact large impactlarge impactlarge impact large impact large impactlarge impact on runoff runoff and sediment ofand sediment of and sediment of and sediment ofand sediment of months later, months later, months later, months later, months later, especially especially especially especially especially in July and August July and August July and August July and August July and August July and August July and August July and August July and August .
(5) (5) By By By analyzinganalyzing analyzinganalyzinganalyzinganalyzing analyzing the runoff runoff runoff and sediment of tand sediment of t and sediment of tand sediment of t and sediment of tand sediment of t ypical yeaypical yea ypical yeaypical yeaypical yea ypical yeaypical yeaypical year, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment r, and watershed sediment yield rainfall ,yield rainfall ,yield rainfall ,yield rainfall , yield rainfall ,yield rainfall , yield rainfall , yield rainfall , points points out that out that out that that hat the decrease of the decrease of the decrease of the decrease of the decrease of the decrease of the decrease of the decrease of Huangfuchuan HuangfuchuanHuangfuchuanHuangfuchuan Huangfuchuan HuangfuchuanHuangfuchuan water runoff and water runoff and water runoff and water runoff and water runoff and water runoff and water runoff and water runoff and sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallissediment discharge is not due to the watershed sediment yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallissediment discharge is not due to the watershed sediment yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis sediment discharge is not due to the watershed yield rainfallis most .
Key Words:Key Words:Key Words: Key Words:Key Words: Key Words:Key Words: watershed sediment yield rainfallwatershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfallwatershed sediment yield rainfall watershed sediment yield rainfall ; runoff runoff runoff; sediment sediment sedimentsediment ; Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan Huangfuchuan river basin river basin river |
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