我国北方寒冷地区梨杂种苗提早结果的初步探讨
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1003-8701|volume|6|87-89
ISSN: 1003-8701
Source: 东北农业科学, Vol.volume, Iss.6, 2015-01, pp. : 87-89
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Abstract