泾源县全膜双垄沟播技术条件下青贮玉米品种比较试验  

Study on Variety Test of Silage Corn under Full Plastic Film Cover on the Double Ridges in Jingyuan County

作　　者：禹彩虹 景治忠 YU Cai-hong et al(Agricultural Extension Service Center of Jingyuan County, Jingyuan, Ningxia 75640)

机构地区：[1]宁夏泾源县农业技术推广服务中心,宁夏泾源756400

出　　处：《宁夏农林科技》2017年第1期22-23,共2页Journal of Ningxia Agriculture and Forestry Science and Technology

摘　　要：为发挥全膜双垄沟播旱作节水农业增产增收潜力,筛选出适宜六盘山阴湿区种植的青贮玉米品种,进行了全膜双垄沟播条件下青贮玉米品种比较试验,结果表明:屯玉168产量和效益最好,产量达11 046.2 kg/hm^2,产值33 138.0元/hm^2,较CK增加了4 150.5元/hm^2,投产比为1∶2.7;与各参试品种间差异均达到显著和极显著水平;同时屯玉168在六盘山区种植能达到乳熟,符合饲料玉米青贮标准要求,因此屯玉168作为西吉县饲料玉米主推品种具有较好的社会、生态和经济效益,推广前景好,应大面积推广应用。In order to improve output and income potential of drought-resistant water-saving agriculture with full plastic film cover on the double ridges and select silage corn suitable in moist area in Liupanshan Mountain, comparative tests were carried out in this paper. Results showed that Tunyu 168 had the best output and benefit, reaching 11 046.2 kg/hm^2 and 33 138.0 yuan/hm^2 respectively, 4 150.5 yuan/hm^2 more than CK, with input and output ratio of 1 ： 2.7; and at the level of F0.05 and F0.04, it was significant or extremely significant with all tested varieties. The result showed that Tunyu 168 was worth promoting in a large scale with good social, ecological and economic benefits.

关 键 词：全膜双垄沟播技术 青贮玉米 品种比较 

分 类 号：S513[农业科学—作物学]