PDF(504 KB)
Mehlich 3法测定新疆土壤速效磷和速效钾的可行性研究
曹晓倩, 吕新
PDF(504 KB)
PDF(504 KB)
Mehlich 3法测定新疆土壤速效磷和速效钾的可行性研究
The Feasibility of Mehlich 3 Method on Testing Soil Available P and K in Xinjiang
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