钴肥
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Pot and germination experiments were conducted to study the fractionation of cobalt element in calcareous soils and the effect of cobalt fertilizer on the growth and yield of tomato.
本试验通过盆栽试验和室内分析，研究了石灰性土壤中钴的形态分级状况和钴对番茄发芽、生长发育及产量的影响，为番茄高产高效提供理论依据。
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