论文部分内容阅读
重钙是一种高浓度的水溶性磷肥,具有速效、易被作物吸收等优点,是一种高效化肥,在国外已得到广泛应用.主要产品有粉状重过磷酸钙、氨化重过磷酸钙和粒状重过磷酸钙等.专家认为,我国重钙化肥发展较慢,生产厂及销量均较少,故加快推广重钙化肥产品系列化生产很有必要.
TSP is a high concentration of water-soluble phosphate fertilizer, with quick, easily absorbed by crops and other advantages, is a high-efficiency fertilizer, has been widely used abroad. The main products are powdered superphosphate, Calcium and granular superphosphate, etc. Experts believe that China’s slow development of heavy calcium fertilizers, production plants and sales are less, so accelerate the serial production of heavy calcium fertilizer products is necessary.