施氮量对棉株和棉铃虫的影响

曾益良, 龚佩瑜, 姜立荣, 张梅林

EFFECTS OF NITROGEN FERTILIZER APPLICATION ON THE COTTON PLANT AND THE BOLLWORM

ZENG YI-LIANG, GONG PEI-YU, JUNG LI-RONG, ZHANG MEI-LIN

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