嫁接可以将理想品质的接穗接在生命力强并且抗病虫害的砧木上。
Grafting can join scions with desirable qualities to rootstock that is strong and resists disease and insects.
目前，在抗病虫害基因的分离、转化等方面均取得了令人瞩目的进展。
Recently much progress has been made for iso- lation and transformation of disease and insect resistance genes .
野生稻种蕴藏有抗病虫害和耐受不良环境等有潜在利用价值的重要基因。
The wild species are valuable resources of genes for resistance to major diseases and insects and for tolerance of abiotic stresses.
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