日期:2023-04-21 18:22
状态:待解决
提问:kjcxac
total ash and crude fat, both of which decreased as cultivating years increasing.(5)P. fallaxreached a high yield in the third cultivating year, and most of the quality indicators in the roots of 4-5 year at the lowest value, and the third year was the ideal harvest period forP. fallax, which provided technical guidance for high-yield and good quality ofP. fallax.The results of the study elucidate the dynamics accumulation ofP. fallaxduring different cultivating years and reveal the optimum har
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