Applying mixed fertilizer can also improve cotton's aphid resistance.
施混合肥也能提高棉株的抗蚜力。
A method on how to design a general feeding system in mixed fertilizer DCS is introduced, which USES virtual instrument and DCS resources in itself.
介绍一种使用虚拟仪表技术，利用分布式控制系统(DCS)本身资源在复合肥dcs中设计通用配料系统的设计思想和方法。
The effect, mechanism, varieties, production at home and abroad and the application in compound and mixed fertilizer production of fertilizer wrapping agent are introduced.
介绍了肥料包裹剂的作用、原理和种类，国内外产品的情况，以及在肥料生产中的使用。
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