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章丘大葱是章丘市颇具特色的优良地方蔬菜品种,栽培面积大,种植历史悠久。它以产量高、品质好、耐贮藏、营养价值高等特点而驰名中外,现已推广到世界各地栽培。章丘大葱属于异花授粉作物,极易混杂退化,为了保持章丘大葱的优良种性,必须做好种子的防杂保纯工作,下面就章丘大葱保纯繁种技术要点介绍如下: 一、选地和隔离选地大葱忌重茬栽培,要选土质肥沃二至三年没有种过葱蒜类的具有便利水浇条件的地块。
Zhangqiu green onions is a distinctive local Zhangqiu local varieties of vegetables, cultivation area, planting a long history. It is high yield, good quality, storage-resistant, high nutritional value and renowned at home and abroad, has now been extended to cultivation around the world. Zhangqiu shallot is a cross-pollinated crops, easily mixed degradation, in order to maintain the fineness Zhangqiu green onions, we must do a good job in the prevention of hybrid seed pure, the following Qiuqiu green onion purebred technical points are as follows: a , The election and isolation selection shallot bogey crop cultivation, to choose fertile soil two to three years have not planted onion and garlic with the conditions of convenient watering plots.