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随着双、三制面积的不断扩大,后季稻肥料不足的矛盾比较突出.为了广辟肥源,增加水稻产量,我站进行了早稻田套种田菁的试验,现小结如下:
With the continuous expansion of double and triple systems, the shortage of fertilizers in the latter quarter of rice is more prominent.In order to broaden sources of fertilizer and increase the output of rice,