毛竹枯梢病综合防治技术的研究

采用多种药剂、多种方法对毛竹枯梢病进行防治。试验表明：物理处理方法中，以挖冬、春笋防治效果最佳；防治后１９９２年新竹发病率比１９８９年未处理的新竹发病率降低８６．９％；化学药剂处理方法中，７０％甲基托布津注射法和六六六粉烟剂防治效果比较好，分别比对照区感病指数下降２８．３、２７．４。

Studies on the Comprehensive Control Techniques of Moso Bamboo Stagheaded Disease

Many kinds of medicaments and many methods were adopted to control moso bamboo stagheadeddisease.The experiment indicated that(1)in the physical treatment methods, the control effect of diggingwinter and spring bamboo shoots was best and after control the new bamboo disease rate in 1992 decreased by80% as compared with the non-treated new bamboo disease rate in 1989. And(2)in the chemical medica-ment treatment methods, the control effects of the injection method with 70% of thiophanate methyl and the666 powder aerosol were better and the disease indexes decreased by 28.3 and 27.4 respectively as comparedwith those of the check plots.