单质肥料
- 网络straight fertilizer; Single fertilizer; single fertilizers
单质肥料
单质肥料
straight fertilizer
土壤... ... 06.172 商品肥料 commercial fertilizer 06.173 单质肥料 straight fertilizer 06.174 氮肥 nitrogenous fertilizer ...
Single fertilizer
单质肥料,straight... ... ) straight fertilizer 单质肥料 ) Single fertilizer 单质肥料 ) single element 单质 ...
single fertilizers
(15 分)并说明肥料采用单质肥料(single fertilizers)或复合肥料(compound fertilizers),其施肥时期之选择有何不同?(1…