Organic calcium fertilizer suitable for acidized soil
An organic calcium and soil technology, applied in the field of organic calcium fertilizer, can solve the problems of affecting plant phosphorus absorption, poor soil permeability, soil compaction, etc., and achieve the effect of improving fertilizer retention function, improving air permeability, and loosening soil
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[0015] Embodiment 1: prepare organic calcium fertilizer according to the following steps
[0016] (1) Grinding attapulgite and shells through a 50-mesh sieve to obtain attapulgite mineral powder and shell powder;
[0017] (2) Take 3.5 kg of borax, 1.0 kg of manganese sulfate, 1.5 kg of silicon dioxide, 1.5 kg of zinc ammonium phosphate, 1.5 kg of ferrous sulfate, 0.5 kg of copper sulfate, 0.25 kg of molybdenum, and 0.25 kg of selenium, and stir evenly to obtain trace elements ;
[0018] (3) Take 12.5 kg of attapulgite mineral powder, 30.0 kg of shell powder, and 7.5 kg of trace elements, stir evenly, and pack as required to obtain a finished organic calcium fertilizer.
[0019] The organic calcium fertilizer of this embodiment was analyzed and tested: the content of calcium oxide was 42.2%, magnesium oxide was 7.3%, boron was 25.4%, silicon oxide was 22.3%, and other iron, aluminum, zinc, and molybdenum were 2.8%.
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