根据木薯和西瓜生长期长短和植株高矮不同,将两类作物采用间作的种植方式,并且使用地膜覆盖以达到避寒保湿的耕作模式,获得了显著的经济效益。

<正>豆角是豇豆的别名,是合浦县重要的蔬菜作物,常年复种面积1.3万hm2,667m2产量1500~2000kg,高产的达3000kg,产值超过1万元,是我县"一村一品""一乡一业"的新支柱产业之一。由于我县农业部门一直采用"一防二治,以防为主,防治兼并"的综合防治原则,主导使用无公害低残留的农药防治豆角的病虫害,因此近几年来外销的豆角没有出现如海南"毒豆角"事件,2010年上海世博会还指定我县豆角为特供产品。

In the present study,12 new thermo-sensitive,late planted rice varieties have been tested in regional trials in South Guangxi.Variety Boyou 253 was used as control.Out of 12 varieties,three rice varieties,viz.,Yuanfengyou 401,Baiyou 119 and Xiyou 2 showed middle yield and better grain quality.These varieties have shown earlier maturity and could be planted as late rice in South Guangxi,so they could be recommended for the certification by Guangxi Committee for Crop Variety Registration.Six rice varieties,viz.,18A / Gui 99,Lanyou 1972,Boyou 5389,Baofeng 007,Baiyou 838 and Longyou 131 continued for regional trial and production test in 2008,and three varieties,viz.,Boyou 359,Boyou 983 and Yueguiyou 99 were terminated in the test in 2008 due to lower yield,worse grain quality and susceptibility to various diseases,etc.

25%阿米西达SC可有效防治西瓜炭疽病,防效达90%以上,值得推广使用,推荐用量为1 000~1 500倍液,并建议和其他杀菌剂交替使用,避免与乳油农药混用。