我们提倡正确使用无机和有机肥，正确耕作土地。
Things that we promote are the right use of inorganic and organic fertilizer, soil tillage, the right use of cultivating the land.
用生物水净化剂对投加无机肥和有机肥的养殖水体进行试验研究。
Experiment to test the effect of water clarifier-A on water quality in aquaculture ponds was done with two treatments.
郑单958为供试材料，在大田条件下，系统研究了有机无机肥配施对玉米产量和品质的影响及其生理基础。
This experiment chose common maize Zhengdan 958 as the target plant material to investigate the effects of combined application of organic and inorganic fertilizers on yield and quality of maize and.
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