科研产出
牧草新品种黔草4号鸭茅的选育
《草业科学 》 2010 北大核心 CSCD
摘要:鸭茅(Dactylis glomerata)是贵州草地生态畜牧业发展中的重要草种之一,需要量较大,因此选育优质高产鸭茅新品种是贵州鸭茅育种的重要目标。"黔草4号鸭茅"是贵州省草业研究所以地方草种"纳雍鸭茅"为亲本,采用"一次混合选择法"选育而成的牧草新品种,2009年经贵州省农作物品种审定委员会审定为牧草系选品种,编号为"黔审草2009001号"。该品种在2006-2008年贵州省鸭茅品种(系)区域试验中,平均鲜草产量位列参试品种(系)之首,达63 091.5 kg/hm2,分别比对照原始群体(51 040.51 kg/hm2)和宝兴鸭茅(54 695.67 kg/hm2)增产23.6%和15.35%,达极显著水平(P<0.01);粗蛋白和粗脂肪含量明显高于对照,分别为15.78%和5.83%;生长较快,平均生长速度为2.77 cm/d,明显快于对照原始群体(1.91cm/d)和宝兴鸭茅(2.34 cm/d)。概述了"黔草4号鸭茅"的育种目标、选育过程、产量表现、特征特性、栽培技术要点及适宜种植区域,为该品种的开发利用提供依据。


石阡县城市景观改造(英文)
《Journal of Landscape Research 》 2010
摘要:The paper comprehensively analyzed the regional location, geographic feature and other factors in Shiqian County, pointed out that Shiqian County was in possession of rich natural resources such as climate, forest, hot spring and cultural heritage, which provided good preconditions for tourism development. The paper also analyzed a series of existing problems of urban landscape in the county, such as lack of integrity of urban planning, insufficient utilization of landscape resources, lack of unity between historical heritages and surrounding architectures, low level of urban greening; and pointed out that these problems had become greatest obstacles to tourism development. Through field investigation, in view of the existing problems of present urban landscape in Shiqian County, corresponding adjustment suggestions had been proposed in terms of reconstruction of street greening, hot spring scenic spot, residential areas in old town and greening areas at the riverside, providing certain scientific reference for ameliorating residential environment and developing tourist economy in this county in future.


奶牛养殖小区繁殖力低的原因及提高措施
《贵州畜牧兽医 》 2010
摘要:随着奶业的发展,奶牛养殖小区的建设逐渐增多,饲养规模也不断扩大,但由于饲养、管理、繁殖等技术的应用不到位,使奶牛繁殖力低下,极大地影响了奶业的健康发展。文章就影响奶牛繁殖力低下的原因进行分析,并提出相应的防治措施。


荔波县桑蚕饲养品种布局探讨
《蚕学通讯 》 2010
摘要:荔波县由于地理纬度较低,地形地貌复杂,气候类型多样。养蚕各季针对性地发放在抗性和经济性状各具优势的桑蚕品种进行试验,筛选出适合各桑蚕产业乡镇的桑蚕品种。在荔波县大部分的乡镇,气温较高,适合饲养高抗性的"两广二号",以确保养蚕安全;在个别乡镇,在消毒及饲养技术较规范的蚕区适合饲养高抗性和经济性状较高为一体的"桂蚕二号",以提高养蚕效益。


12种杀虫剂对观赏菊花斜纹夜蛾的防治效果比较
《农技服务 》 2010
摘要:采用12种常用杀虫剂防治观赏菊花斜纹夜蛾田间药效试验。结果表明:10%虫螨腈悬浮剂的防治效果最好,48%毒死蜱乳油、1%甲维盐乳油和10.2%阿维.毒死蜱乳油的防效较好,且均对菊花无药害。


8种不同杀螨剂对柑橘红蜘蛛的防治效果
《农技服务 》 2010
摘要:选用40%哒螨灵乳油等8种药物对柑橘红蜘蛛进行了田间防效试验。结果表明:40%哒螨灵乳油2 000倍液、25%三唑锡可湿性粉剂1 000倍液、34%扫螨特乳油1 000倍液、20%锈螨清乳油2 000倍液、1.8%阿维菌素乳油3 000倍液和95%机油乳油200倍液等6种药剂防治效果较好,药防5 d的防效分别达到93.91%、95.92%、85.07%、92.60%、88.81%和91.56%,可以在生产上选择使用。

