Relevant essential factors in the production of an encapsulated grain fertilizer (similar to seedmanure) are ascertained through formulation, field test and laboratory experiments.
通过配方设计、田间试验、实验室试验确定了包裹型玉米口肥（类似于种肥）生产的相关要素。
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Tea seed cake is also a kind of high-efficiency organic manure with containing lots of protein. So it is used in crops and fruit trees. And make a positive impact on those poor fields and farm ponds.