相比较而言，针叶林及高纬地区森林具有较高的养分利用效率。
Moreover, coniferous forests and those in high latitude zones have higher efficiency in nutrient use.
随小麦的进化，生物量养分利用效率和产量养分利用效率均显著增加。
With the increase of wheat ploidies, nutrient use efficiency for biomass and that for grain yield all increased significantly.
一些报道证明，水分和养分供应对小麦的水分、养分利用效率有显著作用。
Some reports showed that water and nutrient supply have significant effects on wheat water and nutrient use efficiencies.
本文旨在研究固态发酵对复合蛋白质饲料(CPF)营养成分和养分利用效率的改善效果。
This study focused on the improvement of nutritional value of compound protein feed (CPF) through solid state fermentation.
小麦的生物量养分利用效率和产量养分利用效率都存在显著的种间差异，而且后者的差异更大。
Nutrient use efficiency for biomass and that for grain yield were all different significantly among wheat genotypes, but the differences of the latter were more significantly than those of the former.
保水剂与氮肥交互作用对玉米苗期生理特性、养分吸收及水分利用效率有一定的影响。
The interaction between SAP and nitrogen fertilizer had effect on the physiological properties of maize in seeding stage, nutrient absorption and water utilization efficiency.
保水剂与氮肥交互作用对玉米苗期生理特性、养分吸收及水分利用效率有一定的影响。
The interaction between SAP and nitrogen fertilizer had effect on the physiological properties of maize in seeding stage, nutrient absorption and water utilization efficiency.
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