在大田高产栽培条件下，研究了不同施氮水平对豫麦49-198根际微生物和土壤酶活性的影响。
The effect of nitrogen fertilizer on soil enzymatic activity and rhizosphere microorganisms of Yumai 49-198 root system was studied in this paper.
一般情况下根际土壤酶活性均要大于非根际土壤。
Generally, the enzyme activities in rhizosphere soil were higher than those in non-rhizosphere soil.
缺铁处理下鸭跖草会产生根际酸化效应。
Fe deficiency could lead to acidification of the rhizosphere of c.
“负的方法”是形象思维支撑下的诗的言说方式，它的运用会使文艺作品进于道，达到对真际世界的认识，并会使之具有一种耐人玩味的风流品格。
The application will make literature works attain the Tao and obtain the knowledge of true state, and also make it with an enduringly demeanor character.
缺磷胁迫下根际分泌物对不同形态的磷的活化能力有明显差异。
Root exudates could mobilize sparingly soluble P , but its effect depend on the forms of sparingly soluble P.
缺磷胁迫下根际分泌物对不同形态的磷的活化能力有明显差异。
Root exudates could mobilize sparingly soluble P , but its effect depend on the forms of sparingly soluble P.
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