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延津县的韩天星同志来信问,我们听说种子定位选种能使作物增产。但什么是定位选种?选在作物的什么位置?我们还不太了解,能否为我们解答一下。就这个问题我们请范县农牧局的同志作以解答。
Yan Tianxian Han Tianxing comrades from the letter asked, we heard that seed selection can increase crop yield. But what is positioning selection? What position in the crop? We do not quite understand, can we answer it. On this issue, we asked Fan County Animal Husbandry Bureau comrades to answer.