The function of canopy in change of nutrient cycle and flux is one of the research focuses in recent years. On a basis of comprehensive appraisal of published researches, the nitrogen loss leaching from plant canopy and several factors which affected it were studied. The inadequacy of published researches and the key problems that ought to be solved were put forward: (1) The measuration need to be improved, and should carry out researches on nitrogen loss leaching from canopy of field plant; (2) Carry out r...
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