近两年在汶上葡萄小果粒现象发生较重 ,南站、郭仓、南旺等果园小粒率达 50 %以上 ,严重影响了葡萄的产量及质量。为此 ,我们对小粒果产生的原因与防治方法进行了调查研究。葡萄小粒果的产生 ,除花期授粉不良外 ,主要原因是植株缺硼、缺锌所致。缺硼 :碱性土和沙质土的葡萄园易 In the last two years, the phenomenon of small fruit grapes in Wenshang occurred heavy, and the rate of small grains in orchards in South Station, Guo Cang and Nangwang exceeded 50%, seriously affecting the yield and quality of grapes. To this end, we have investigated the causes of small fruit and the prevention and treatment methods. Grape fruit production, in addition to poor pollination at the florescence, the main reason is lack of boron plants, zinc deficiency. Boron deficiency: alkaline soil and sandy soil vineyard easy