The Loess Plateau region has various climate types,complex geomorphological features and serious soil and water loss,which resulted in considerable differentiation of its agricultural production conditions in the region.It is essential to regionalize the cropping system to guide the development of agricultural production.The Loess Plateau region was divided into ten different farming areas by indices including of heat(≥0℃ accumulated temperature),moisture(precipitation,dryness),landforms,etc.based on the co...
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