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:李红铁 李继军[1] 谢淑芹[1] 李俊玲[1] 李保军[1]
出 处:《河北农业科学》2013年第6期95-97,共3页Journal of Hebei Agricultural Sciences
摘 要:阐述了当前粮棉生产和农业技术推广的现状,并对粮棉效益低的原因进行了分析。认为土地集中起来管理效益明显,有利于保障农民权益和提高粮棉生产的效益。提出了适用于粮棉生产的土地集中模式。The current status of grain and cotton production and agricultural technology extension were described, and the reasons of the low efficiency of grain and cotton production were analyzed.It thought that land concentrated management could increase efficiency and be conducive to guarantee the rights of farmers and improve the production efficiency of grain and cotton.Finally, the land centralized mode which was suitable for grain and cotton production was put forward.
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:216.73.216.49