不同施肥处理对桂葡3号葡萄树体生长及冬果品质的影响

Effects of Fertilization Treatments on the Growth and Quality of Winter Fruit on Gui Pu No.3 Grape

使用不同施肥处理对桂葡3号葡萄冬造果进行树盘沟施处理,调查处理后末级梢生长情况、测定各处理后冬果果实单粒重、果粒纵横径、可溶性固形物、可滴定酸和可溶性总糖含量,调查统计各处理后着色指数。试验结果表明,与清水对照相比,施肥处理能显著提高桂葡3号葡萄树体生长量、冬果单粒重、果粒纵横径,增加果实风味和品质,提高果实商品价值,其中桂葡3号葡萄冬果生产中,在新梢生长期每株施用氨基酸生物有机肥350 g,效果最佳。

In the test, fertilization treatments on tree disc on Gui Pu No. 3 Grape was used, the growth of end shoots, the single grain weight, fruit size, potassium content, soluble solids, titratable acid and soluble total sugar content were determinationed, color index was investigated. The results showed that tree growth, the single grain weight and fruit size was significantly increased, fruit flavor and quality was increased, fruit commodity value was improved by potassium treatment. In Gui Pu No. 3 Grape winter fruit production, applying amino acid bio organic fertilizer 350g per plant in the new shoot growth stage was the best.