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2003年以来,滦南县安各庄镇开始推广大冷棚番茄—番茄—芹菜三茬连作栽培技术,经过4年的栽培实践,获得了很好的经济效益,2006年,每个大棚(净面积0.6-0.7亩)平均经济效益达8000元以上。主要技术要点如下:一、第一茬冬春茬番茄:1、适合品种:美国4号、新密。2、育苗时间:11月下旬-12月上旬育苗,2月中旬定植。3、施肥整地:亩施有机肥5000-8000公斤,美国二铵30公斤,硫酸钾20公斤,微肥2公斤,
Since 2003, Angezhuang Town, Luannan County, started to promote the continuous cultivation techniques of the three-stubble continuous cropping of tomato-tomato-celery in the cold shed. After four years of cultivation practice, good economic benefits have been obtained. In 2006, Area 0.6-0.7 acres) The average economic benefits of more than 8,000 yuan. The main technical points are as follows: First, the first winter stubble tomato: 1, suitable varieties: the United States on the 4th, the new secret. 2, nursery: late November - early December nursery, planting in mid-February. 3, fertilization site preparation: Mushi organic fertilizer 5000-8000 kg, the United States diammonium 30 kg, potassium sulfate 20 kg, micronutrients 2 kg,