... 营养分含量 nutrient content 营养率 nutrient ratio; nutritive ratio 营养分需要量 nutrient requirement ...
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optimum ratio of nutrient elements 营养元素最适比
nutrient to caloric ratio 营养分能量比
nutrient to calorie ratio 养分对能量比
nutrient-to- calorie ratio 营养能量比
NCR nutrient to calorie ratio 营养素与热能比
enrichment ratio of nutrient 养分富集率
The nutrient ratio of wastewater has some influence on removal efficiency of pollutants.
固定化藻菌对污染物的去除受污水营养比的影响。
Tillage treatments affect soil nutrient in soil profile, soil nutrient content, and fertilizer use ratio.
不同耕作处理能影响土壤养分的剖面分布和养分含量及肥料的利用效率。
K fertilizer efficicency on various crops seemed to de relevant to N/K ratio in the available nutrient of soil.
不同作物施钾肥效高低似与土壤速效养分中N/K比值有关。
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