一、葡萄喷米醋能增产米醋中含有:蛋白质0.4％、脂肪0.7％、碳水化合物5.5％、钙0.15％、磷0.01％、铁0.009％、草酸1～5％和一定量乳酸、氨基酸、糖类和多种维生素,有刺激和调节作物生长等作用。据我校园艺场连续三年试验,用优质米醋400～500倍液于葡萄开花期、浆果膨大期、浆果开始成熟期各喷洒一次,可使葡萄增产18.7～29.8％;增产效果显著。为了增加叶片对 First, grape vinegar vinegar can increase production of rice vinegar contains: 0.4% protein, 0.7% fat, carbohydrates 5.5%, calcium 0.15%, phosphorus 0.01%, iron 0.009%, oxalic acid 1 to 5% and a certain amount of lactic acid, amino acids, sugars And a variety of vitamins, stimulate and regulate crop growth and so on. According to my school horticultural field for three consecutive years of trials, with high-quality rice vinegar 400 ~ 500 times the flowering in the grapes, berry swollen period, the berries began to spray each time the maturity, the grapes yield 18.7 ~ 29.8%; In order to increase the blade pair