Design of the Length of Furrow Opener of Sowing Machine

精量播种机开沟器长度设计方法的研究

属类：中国大陆-www.ilib.cn-

Way to Determine Stable Slope Angle of Furrow Pits Considering Size Effects of Rock Mass

考虑到岩体尺寸效应的深凹岩石边坡角的确定

属类：中国大陆-www.ilib.cn-

Preliminary Research on Soil-water Movement Characteristics under the condition of Film-mulched Wide Ridge and Furrow Irrigation

宽垄沟灌覆膜条件下土壤水分运移初探

属类：中国大陆-service.ilib.cn-

In addition, the ridge making furrow opener is communicated with a fertilizer cabinet by a fertilizer feeding pipe (3).

另外，在扶垄开沟器与肥料仓间由输肥管（3）联通。

属类：英汉句库-ip.com-

Study on technical variables in film hole furrow irrigation with plastic-covered ridge

垄膜覆盖膜孔沟灌技术要素试验研究

属类：中国大陆-www.ilib.cn-

Experimental Research on Technical Parameters of Bubble Irrigation under Ridge Film Mulching and Furrow Planting

垄膜沟种涌泉灌溉技术要素的试验研究

属类：中国大陆-service.ilib.cn-

A Method of Ridged -Furrow Design

垄作区田的设计方法

属类：中国大陆-www.ilib.cn-

Cultivation Techniques with High Yield of Mulching-film Skirting Furrow Trench Planting Flax

膜侧沟播胡麻高产栽培技术

属类：中国大陆-www.ilib.cn-

An exporimental Study on Infìltration of Fìlm-furrow Irrigation

膜沟灌溉入渗规律试验初报

属类：中国大陆-www.ìlib.cn-

Cotton Wator Requirement on Field with Trickle Irrigation undor Plastic Fìlm amd on Field with Furrow Irrigation

膜下滴灌棉花田间需水规律研究

属类：中国大陆-www.ìlib.cn-