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为了减少用药治蚜次数,了解甲拌磷乳剂浸、拌棉种的防蚜效果,我们在任邱县的宗家佐公社、吕公堡公社和县农业科学研究所的棉花地里,进行了甲拌磷乳剂浸、拌棉种防治棉蚜试验。现将试验资料整理如下,以供参考。 材料及处理方法 供试材料:天津农药总厂产品甲拌磷乳剂,含有效成分75％。 修理方法:0.225％甲拌磷乳剂液浸种12小时。将500克棉籽放入用净水1000毫升与75％甲拌磷乳荆3毫升的稀释液中,浸12小时后捞出阴干播种。同样用0.375％、0.563％、0.75％甲拌磷乳液浸种,用75％甲拌磷量分别力5、7.5、10毫升,处理方法同前。 0.75％、1.5％、2.25％甲拌磷乳剂液拌种。将已选好之棉种500克用清水泡9小时,捞出晾至半干(3
In order to reduce the number of treatment aphids, to understand the phorate emulsion dip, mixed cotton species aphid effects, we served as Qiu Xian Zong commune, Lugongbao commune and County Agricultural Science Institute of cotton, conducted a mixture of Phosphate emulsion dip, cotton seed cotton aphid control. The test data is now organized as follows for reference. MATERIALS AND METHODS OF TREATMENT Materials tested: Tianjin Phytophthsis Plant Phorate Phosphonium Emulsifier with 75% active ingredient. Repair method: 0.225% phorate emulsion soaking for 12 hours. 500 g of cottonseed will be placed in 1000 ml of purified water and 75% phorate milk 3 ml of diluent, immersion 12 hours after removal of dry planting. The same with 0.375%, 0.563%, 0.75% phorate emulsion soaking with 75% phorate content of 5,7.5,10 ml, respectively, the same treatment method. 0.75%, 1.5%, 2.25% Phorate emulsion seed dressing. Will be selected a good cotton 500 grams soaked in water blisters 9 hours, remove and dry to semi-dry (3