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硅钙镁Ⅰ号肥是锦西化工厂新型建材厂和沈阳化工学院共同研制生产的一种以枸溶性硅酸盐为主的肥料。有效成分以硅钙镁及氮磷钾为主，还有少量的硼和锌，具有改良土壤理化性状，改善作物生理机能，促进作物早熟和提高作物抗逆性等作用。为了确定硅钙镁Ⅰ号肥对番茄的增产作用，?
Si-Ca-Mg I fertilizer is Jinxi Chemical Plant new building materials factory and Shenyang Institute of Chemical jointly developed and produced a citrate-soluble silicate-based fertilizer. The active ingredient is mainly calcium magnesium silicate and NPK, with a small amount of boron and zinc. It has the functions of improving soil physical and chemical properties, improving crop physiological functions, promoting crop precocity and improving crop stress resistance. In order to determine the yield increase of Si, Ca and Mg on tomato,?