Interspecific hybridization can result in significant shifts in allele frequencies. The objective of the present study was to assess the level of genetic variat
近些年来,全球的科学技术迅猛发展,新理论,新技术,新产品日新月异,层出不穷.科学技术的发展推动了全球经济的繁荣,以科学技术为主要特征的知识经济把人们的价值观提到了一个
Seed shattering is a common problem in early soybean production system (ESPS) in the Midsouth, which mainly uses maturity group (MG) IV soybeans. Many studies h
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随着高科技迅猛发展，世界正在进入以高技术为基础的知识经济时代，经济全球化和市场国际化已成为这个时代的基本特征。在未来全球竞争中，谁掌握自主知识产权的高技术越式，谁就处于
下列句子原为一篇短文,但次序混乱了,把它们按照故事的情节,顺序排列成文,并把号码填写在左边的圆圈内。
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