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章丘大葱是我市名产蔬菜,栽培历史悠久,闻名中外。目前主要推广种植的优良品种有二九系、大梧桐、气煞风三个品种。章丘大葱是雌、雄异熟的异花授粉作物,必须年年选种才能保持优良品种的种性。一、选地隔离育种地要选择土壤肥沃、地势平坦、地力均匀、灌溉排水条件良
Zhangqiu green onions is the city’s famous vegetables, cultivation has a long history, is famous at home and abroad. At present, the main varieties to promote the cultivation of two nine series, Indus, gas wind three varieties. Zhangqiu green onions are female and male-famous cross-pollination crops, must be selected every year in order to maintain the fine varieties of species. First, the selection of breeding to choose the fertile soil, flat, uniform fertility, irrigation and drainage conditions