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1、选地 应选平坦、肥沃(土壤有机质含量1.0—1.5％)pH值为7—8的壤土或沙壤土,有灌溉条件,盐碱轻,杂草少且间隔5年以上未种过西甜瓜、打瓜的轮作地作制种地。前茬以荒地,休闲地,苜蓿、小麦、玉米为好;前茬为甜菜、向日葵、土豆等不宜作制种地。此外,还要有良好的隔离条件,制种地要求半径1000米内没有种植其它西瓜品种和打瓜,常规西瓜制种尤为重要,以防串花,减少自然生物混杂。
1, the election should be elected flat, fertile (soil organic matter content of 1.0-1.5%) pH value of 7-8 loam or sandy loam, irrigation conditions, salt and light, less weeds and less than 5 years after planting the West melon , Fight melon rotation crop preparation. Cropland to wasteland, leisure, alfalfa, wheat, corn as well; former crop of sugar beet, sunflower, potatoes, etc. should not be used for planting. In addition, there must be good isolation conditions, the system requires a radius of 1000 meters without planting other watermelon varieties and melon, watermelon conventional seed production is particularly important to prevent cross-flowering and reduce the natural mixed.