棉田棉花花粉含量低，其他植物花粉含量高，花粉组合特征与荒地相似，很难与荒地区分开来；

The percentages of malvaceae pollen are quite low and other species are the main pollen types, with poor consistency to the local vegetation cover.

youdao

棉田棉花花粉含量低，其他植物花粉含量高，花粉组合特征与荒地相似，很难与荒地区分开来；

The percentages of malvaceae pollen are quite low and other species are the main pollen types, with poor consistency to the local vegetation cover.

youdao