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引进了梨矮化中间砧 ＯＨ×Ｆ系列５１、５７、３３３，与天水现有１８个梨栽培品种做 了嫁接亲和性试验．为天水地区培育优质的梨矮化苗木提供了依据。
The introduction of pear dwarfing anvil OH × F series 51,57,333, and the existing 18 pear cultivars in Tianshui grafting affinity test. Provided the basis for cultivating high-quality pear dwarf seedlings in Tianshui area.