而有效锌含量的增加，则可能是不同品种的玉米对有效锌的吸收有差别和少部分农户开始施用少量的锌肥或含锌的作物复合专用肥等因素造成的。

The effective increase in zinc content may be caused by the absorption different between varieties of corn or a few farmers have applying small amounts of zinc or zinc special fertilizer for crops.

youdao

而有效锌含量的增加，则可能是不同品种的玉米对有效锌的吸收有差别和少部分农户开始施用少量的锌肥或含锌的作物复合专用肥等因素造成的。

The effective increase in zinc content may be caused by the absorption different between varieties of corn or a few farmers have applying small amounts of zinc or zinc special fertilizer for crops.

youdao