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棉花叶面喷肥以“神农牌”氨基酸多元微肥增产效果最好，经济效益最高，其次为高美施、叶绿宝、农一清也有一定的增产增收作用。以上叶面肥都有推广价值。
Cotton foliar fertilizer to “Shennong card” amino acid multi-elemental fertilizer yield the best, the highest economic efficiency, followed by the high Meisi, Ye Lvbao, Nong Yiqing also have a certain role in increasing yield and income. Foliar above have promotional value.