【摘要】 以雨花露桃(AmygdaluspersicaL.)为试材,在江汉平原地区于4～6月份用几种药剂对桃树流胶病进行了防治试验。几种药剂及施用量和施用方法分别是:处理Ⅰ喷施3g/L的硼砂溶液+每株土施硼砂50g;处理Ⅱ喷施50g/L的CuSO4溶液;处理Ⅲ涂抹5°Be石硫合剂;处理Ⅳ喷施果病康丰500倍稀释液;处理Ⅴ涂抹50%退菌特粉剂。试验结果表明,处理Ⅰ、Ⅴ、Ⅲ对防治桃树流胶病效果较好,平均治愈率分别达到83.3%、80.8%、72.7%。更多还原

【Abstract】 Yuhualu peach trees(Amygdalus persica L.)of 11year old were used as materials in the experimentControlling peach tree gummosis with different chemical treatments was done on Jianghan plain area from April to June.The chemicals and application doses and applying methods were,treatment I:3 g/L borax solution of Na2B4O7·10H2O(spray) and 50 g Na2B4O7·10H2O (soil fertilizer application) pertree;treatment Ⅱ:50 g/L solution of CuSO4·5H2O (spray); treatment Ⅲ:smearing 5 °Be lime sulfur;treatmentⅣ:500 times dilution of Guobingkangfeng (spray);treatment V: smearing 50% Tuzet WP;treatmentⅥ:CK.The results showed that treatmentⅠ,treatment V and treatment Ⅲ were better, average cure rates being 83.3%?80.8% and 72.7% respectively.更多还原