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水稻施肥的“五看”技术Ａｐｐｌｙｉｎｇｆｅｒｔｉｌｉｚｅｒｓｂｙ＂ＦｉｖｅＬｏｏｋｓ＂ｉｎｒｉｃｅ王伯华沈祥峰王家新陈真云（江苏省建湖县上冈农科站２２４７３１）（草埝口农技站）看叶尖：水稻心叶外的第２片叶比第３片叶长，证明田间不缺肥；若第２片叶与第３...
Applying fertilizers by “FiveLooks” inrice Wang Bohua Shen Xiangfeng Wang Jiaxin Chen Zhenyun (Shanggang Agricultural Station, Jianhu County, Jiangsu Province 224731) (Caojikou Agricultural Technology Station) 2 leaves longer than the third leaf, that field does not lack of fertilizer; if the second leaf and the third ...