Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 37088-2018 |
Technial guide of once fertilization of maize 玉米一次性施肥技术指南 |
China National Standards fertilization |
English PDF |
GB/T 31732-2015 |
Balance fertilization by soil testing—Technical specification for fertilizer compounding service station 测土配方施肥 配肥服务点技术规范 |
China National Standards fertilization |
English PDF |
GB/T 15806-2006 |
The methods for calculating fertilization rate of eggs of black carp ,grass carp, silver carp and bighead carp 青鱼、草鱼、鲢、鳙鱼卵受精率计算方法 |
China National Standards fertilization |
English PDF |
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