洋桔梗切花栽培技术

来源 :安徽农业科学 | 被引量 : 0次 | 上传用户:Wangjun33
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
介绍了洋桔梗切花栽培的技术要点,特别是冷床育苗技术.
其他文献
A monolithic clock-recovery circuit used in 622Mb/s optical communication system is designed,which is based on the phase-locked loop theory,,and uses bipolar tr
A emthod of 2-D Fourier transform used in 3-D surface profilometry is proposed,analyzed and compared with 1-D Fourier transform method in theory and practical m
The photovoltage spectra of AlGaAs/GaAs multiple quantum wells at different vacuum have been measured and the vacuum sensitivity of photovoltage in reported.The
A conduction channel model is propsed to explain the high conductivity property of nc-Si:H.Detailed energy band diagram is developed based on the analysis and c
本文应用模糊数学原理对皖南地区烟区烤烟氮素的施用量进行综合评判。结果表明;各处理在亩施相同的磷钾肥的条件下,以亩施3-6kg纯氮的处理,烤烟内外观综合指标达较好水平。
合理操作机车,在使用中检查与保养,加强装配与调整,及时排除故障是联合收割机行走机构正常发挥作用的技术关键。
A new type of piezoelectric transducer with compression/shear sense is developed and was successfully tested for measuring three dimension accelerations in shoc
药用树木非洲樱,其树皮具有极高的药用价值。由于受到掠夺式剥取树皮,资源迅速减少,喀麦隆推出新的采剥技术以利新皮再生。非洲樱首次剥去50%树皮后(见文中图示),4-5年后才能剥去余下
论述了网络环境下农业图书馆信息咨询服务工作面临的挑战,并从完善网络服务基础设施,利用网上资源,开展远程服务,重组网络信息,提供导航服务及培植高素质信息化人才队伍等方
总结了沿江洲圩棉区杂交抗虫棉高产栽培的关键技术.