明白了,謝驢大師!
回答: 密植、改單季為雙季,改雜糧為種稻麥等,都是些透支地力的做法。深翻是為了借用下層肥力,但不適合所有土壤,還要幾年後見效。。
由 FarewellDonkey18
於 2024-01-15 21:40:14
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