the desired product as an oil 42 6 g 68 1 h nmr 400 mhz dmso d 6 u03b4 9 09 dd j 2 8 0 7 hz 1h 8 98 s 1h 8 60 dd j 4 7 1 4 hz 1h 8 24 ddd j 8 4 2 7 1 4 hz 1h 7 60 ddd j 8 4 4 7 0 8 hz 1h 3 61 q j 7 4 7 0 hz 2h 3 20 u2212 2 97 m 2h 2 95 u2212 2 78 m 2h 2 76 u2212 2 57 m 2h 2 58 u2212 2 45 m 2h 1 09 t j 7 1 hz 3h esims m z 423 m h example a bioassays on green peach aphid u201c gpa u201d myzus persicae myzupe gpa is the most significant aphid pest of peach trees causing decreased growth shriveling of leaves and the death of various tissues it is also hazardous because it acts as a vector for the transport of plant viruses such as potato virus y and potato leafroll virus to members of the nightshade potato family solanaceae and various mosaic viruses to many other food crops gpa attacks such plants as broccoli burdock cabbage carrot cauliflower daikon eggplant green beans lettuce macadamia papaya peppers sweet potatoes tomatoes watercress and zucchini among other plants gpa also attacks many ornamental crops such as carnations chrysanthemum flowering white cabbage poinsettia and roses gpa.