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Top - grafting and culture of pear trees
Author(s): 
Pages: 55-57
Year: Issue:  2
Journal: DECIDUOUS FRUITS

Keyword:  新品种高接栽培技术;
Abstract: 自2000年以来,引进黄金、黄冠、绿宝石等30多个新品种,对鸭梨和雪花梨进行高接换头,面积达6667hm2.黄金梨高接后第2年666.7m2产2250kg,好果率达70%以上,第3年达2750kg,好果率达80%以上;绿宝石,高接第3年666.7m2产量2750kg,好果率达90%.主要技术措施是:合理运用高接技术;适当配置授粉品种;增施基肥,及时追肥;轻剪为主,及时回缩更新结果枝组;疏花疏果,合理负载;人工授粉,果实套袋;选用生物农药及其他低毒农药防治病虫害等.
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