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Chemical control of sheath blight of wheat

75 grams of powder per 667 meters in the March 8, March 22, March 8 and March 22 two spray. 10 Jinggangmycin powder 75 grams per 667 meters separate the March 8, March 22El,[link widoczny dla zalogowanych], 3 月 8El and spray twice on March 22, and 8 do not control drug treatment, repeated three times for each treatment, residential area 66.7 meters. Wheat varieties tested Yangmai 3, are susceptible. Test Location: city Xinmin Township Bali Village. 3. Seedling stage of the investigation methods of investigation germination of wheat seedling shoots Ji situation, March 31El, 5 月 1oE1 strain rate were investigated, disease index, calculated control effect. Table 1 Chemical control of sheath blight of wheat results \ \ AU dressing Seed dressing plus additional time is not different at different times Tut fog spray mix Zhu disease control He 3/83i223/8, 3/223/83/223/8 , 3 / 22, kitchen, \ strain Chapter 1B. 812.39.883l8.81.312.735.4 control effect 30.865.172975.447249.36d. 23131 disease control efficiency means the 4.93826206.66154l5.1% 68.173.7Sl786.357.633.762.0--23. S20.216413.233.427.11B. 7 strain rate control effect% 62'367 .673.778.946356.072.95/1O8.78.068411I. 9130 refers to a disease control effect 0 7427B. 680.388.156.478.0 ;'>,) pesticides 35 # * 0 【L998 =, the results of analysis 1. Dressing: 10 powder seed dressing on wheat grain spirit small Almeida fight. Experimental field sown wheat on October 30, November s with the investigation. Widespread emergence of wheat. The seedlings with and without seed dressing dressing sensitivity, seedling age, no difference in the quality of wheat seedling. Table l shows that wheat grain from the spirit of seed dressing on wheat sheath blight control performance significantly. March 3l Head, May 10 diseased control effects were 0.7,62.3, disease refers to the Harmonie respectively, 68.1,74.2. 2. Spray: The powder spraying l0 Jinggangmycin sharp eyespot, the effect of a pesticide; 0 ~ 60. The effect of spraying up to 70 two more drugs was significantly better than laying one (see Table 1) 3. Add spray dressing: dressing wheat grain after the Spirit. And then spraying Jinggangmycin duly adopted, control works well, the general disease index of 80 or so anti-education. Significantly higher wheat grain spirit alone separate dressing or spray Jinggangmycin seen from Table 1, plus 8 March dressing spray,[link widoczny dla zalogowanych], spray on March 22 and March 8 roar, 22 second spray Fog, May 10 survey, disease prevention effects were 76.6,80.3,88.1 means to control effect of seed dressing plus the best second spray, seed treatment plus a March 22 anti-spray effect is very ideal. Third, the city Department of Small mantis sheath often recurrent major diseases of wheat, effective chemical control of education technology. Control the occurrence and damage, has become the pre-existence of an urgent need. The results showed that. Seed dressing with wheat grain spirit. On diseased plants in late March with two liters peak well learning ADM spray. Retransmission year and serious combat Jinggangmycin required two terraces. Hu disease of wheat grain can be used as appropriate to promote the use of chemical control techniques. ExperimentontheControlofSheathBlightofWheat Subscribe Pesticide Science and Administration 1997, \Pesticide industry is the nature of scientific publications. Journal quality and rational use of the main specification and determination, the Forum introduced,[link widoczny dla zalogowanych], pesticide science, comprehensive publication available, sales, teaching, research and environmental protection, health and epidemic prevention, poisoning, first aid, management, and knowledge workers in sectors such as farmers see. We welcome submissions. Welcome to subscribe. And management, and mainly designed to manage the bi-monthly magazine for the 16 open 48 offset, color cover; domestic price per issue 4. oo dollars (including postage). Throughout the year to be part reads: pesticide management and regulation, a total of 6, charges 24 yuan. Self-management issue. 【Directly to the detection method, toxicity, toxicology and environmental security, subscription. l residue analysis methods, application techniques and special journal Health Address: Chaoyang District, Beijing Liang Ma Jiao Department of Agriculture Pesticide l, topics and lectures, information, pick up given the new pesticide, \. Content reflects a policy, Phone: 6.3. . I combined, guidance and practical Zip: o0. . l for in the value of the security, pesticide production and processing I,[link widoczny dla zalogowanych], should be l ~ = Hom ~ Kaoru basket for a three-popping _ iv ... snail a Blue River
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