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我队有耕地3,200亩,村北2,000亩是黄砂土,村南1,200亩是黑粘土。怎样因地施肥,开
Our team has 3,200 mu of cultivated land, 2,000 mu of village north is yellow sand soil and 1,200 mu of village south is black clay. How to fertilize, open