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啤酒擦葉法:每月用稀釋啤酒(水:酒=10:1)擦葉,葉片角質(zhì)層增厚防鹽蝕
土豆埋根計(jì):春季埋發(fā)芽土豆塊莖于根部,腐爛發(fā)酵提供保濕有機(jī)酸
榮成某酒店應(yīng)用后,玉簪焦葉率從85%降至12%,成本近乎零
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