（）Is the period when corn needs the most amount of fertilizers and the intensity of fertilizers is the greatest in this life.During this period， top dressing must be strengthened to prevent the phenomenon of defertilization._精华吧

（）Is the period when corn needs the most amount of fertilizers and the intensity of fertilizers is the greatest in this life.During this period， top dressing must be strengthened to prevent the phenomenon of defertilization.

精华吧→答案→慕课→未分类

（）Is the period when corn needs the most amount of fertilizers and the intensity of fertilizers is the greatest in this life.During this period， top dressing must be strengthened to prevent the phenomenon of defertilization.

A.V6

B.V12

C.V3

D.VT

正确答案：V12

Tag：CropCultivationScience 时间：2022-02-28 15:25:15

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