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重过磷酸钙
释义
重过磷酸钙
Encyclopedia
工学
湿法磷肥
释
triple superphosphate
重过磷酸钙
由磷矿粉与磷酸反应制成的高浓度磷肥。是一种酸法磷肥。含P2O538%~46%,为普通过磷酸钙P2O5含量的2~3倍,但不含硫酸钙。主要组合呈磷酸二氢钙的水合物[Ca(H2PO4)2·H2O]和少量的游离磷酸。外观为灰色或灰白色的粉料,有吸湿性,受潮后易结块。也可制成颗粒。可作为基肥、种肥和追肥直接施用,或作为制造氮-磷-钾复合肥料的配料。
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resistance heating
Resistance Inducer
resistance induction
resistance level
resistance management of target insect pests
resistance measurement
resistance mechanism of target insect pests
resistance monitoring of target insect pests
Resistance Movement
resistance mutation of target insect pests
resistance network
resistance network analogy
resistance of aquatic organisms
resistance of insects
resistance of organisms
resistance of overland flow
resistance of plants
resistance of the fuel bed
resistance of thermomass movement
resistance of the Shanghai press against the "Publishing Appendices" proposal
resistance polarization
resistance projection welding
resistance quantum
resistance-related genes
resistance relaxation
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