检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
作 者:王永强[1] 何秀玲[1] 姚陆松[1] 徐孟奎[2]
机构地区:[1]浙江农业科学院蚕桑研究所,杭州310021 [2]浙江大学动物学院蚕蜂系,杭州310029
出 处:《蚕桑通报》2000年第3期9-12,共4页Bulletin of Sericulture
摘 要:粗纤度、细纤度桑蚕品种选育是特殊用途蚕品种选育的重要内容之一。本文对粗纤度和细纤度品种选育研究进展作一介绍 。It was necessary to provide the silk with distinctive features in order to meet the varied needs of silk consumers in the international market, therefore, breeding of the silkworm varieties with especially coarse or fine cocoon filament size was very important. Progress in silkworm breeding in this field was summarized in this paper as four aspects, i.e. the factors of influencing the cocoon filament size, the relation between the cocoon filament size and some other characters, the breeding of varieties with especially coarse or fine cocoon filament size, and the opinions concerning the selection and breeding of such type of silkworm varieties for special use in the future.
分 类 号:S882[农业科学—特种经济动物饲养]
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.226