Wheat-maize interplanting of both crops' high yield features shorter cycling period, higher multiple cropping index, stronger fertility exhaustion and no time for soil fertility to recover.
Wheat-maize interplanting of both crops' high yield features shorter cycling period, higher multiple cropping index, stronger fertility exhaustion and no time for soil fertility to recover.
小麦-玉米套种两作产量皆高是以周期短、复种指数高、肥力耗竭强为特征，土壤肥力没有时间得以复原。