1、 2008 200830200508-3 -3 -3 -4 -8 -12 -14 -15 -18 -19 -20 200830200508 081 - () ()() () () () -() -() () - 1 (1)(2) (3)2(1)(2)(3)-(4) (5)(6) (7) (8)-(10)- (11) 12-313-42 3- 11-1,1-21-1111# -() () - () 1 (1)(2) (3)2(1)(2) (3)- (4)(5) (6)(7) (8)-(10)-(11) 13-42- ()() 1 20.1%() 95%() 1000ppm 1612 1111 -
2、12-3mm275%30s0.1%0.51min3 3pda2523 -175%300.1%0.5132125-10 3428-302- 1. 2.-1 23-1. 0.5*1 cm2. 3. 1. 2. - 3. 1. 2.1 10cm 2 3 - a.ustilago. -1. ()()()()-(uromyces vignae barclay)2. -sphaerotheca fuligineaerysiphe cucurbitacearum3. 1-092001110201261 - - .1. 2. -.1. pda-1 100g 10g 9g 500ml500ml-1230ph2 - 1.8g 6g 10.8g 600ml600ml600ml0.1n naoh0.1n hcl3lph7.27.412302. 116018018050210012120302123541515203055 1. 2. ph-ph -1. ,2. -3. -4. -
