The results prove that biological organic complex fertilizer can increase yield.
2
项目概况：利用家畜粪便制造的有机复合肥在提高土壤肥力的效果上远远超过化肥。
Project Overview: the effectiveness of organic fertilizer made of animal husbandry manure far surpasses chemical fertilizer to improve soil fertility.
3
以常规施肥作对照，研究了施用专用有机复合肥料对夏、秋、冬三季的不同蔬菜的产量和品质的影响。
In this article, the effects of applying special-purpose organic compound fertilizer on yield and quality of vegetables at different seasons are studied.
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