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In order to breed high-quality and weather-resistant tomato lines, this year, 12 of backcrossed breeding lines for resistance yellow leaf curl virus disease were tested, with selected to 4 lines. The 12 lines of tomatoes were inoculated 2 type the bacterial wilt pathogens and selected to 4 resistance bacterial wilt of combinations. This year, the 22 lines of tomatoes were compared trials, with selected 12 of disease-resistant combinations, and 25 lines were continued to generation for increase disease resistance, and high-quality line to hybrid 25 of combinations, were conducted to enhance the selection high-quality materials and to breed high-quality and yield of varieties.
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![]() ▲Fig2. The tomatoes were inoculated 2 type the bacterial wilt pathogens to selected resistance disease of lines. |