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为提高西瓜生产经济效益,探讨早熟栽培技术,在推广中心实验场进行了不同覆盖处理的生产性试验。一、材料和方法 1.供试品种:密宝。 2.覆盖处理:A.0.015mm普通地膜覆盖。B.0.008mm超薄地膜覆盖。C.0.008mm(地)+0.07mm薄膜(小环棚)。D.0.008(地)+0.1mm薄膜(小环棚)。E.露地。各种规格的地膜和天膜均由上海塑料薄膜厂提供。地膜宽70cm,天膜宽150cm。 3.小区、排列:小区南北行向,长58米,宽2.53米,面积0.22亩,顺序排列,不设重复,东西两侧有保护行。每区定苗10株,定期考察苗情。 4.育苗、移栽:3月23日播种,种子经多菌灵拌种,置8cm直径的营养钵育苗。苗床前期因温度控制不严,炼苗过剧生长缓慢,
In order to improve the economic benefits of watermelon production and to explore the precocious cultivation techniques, productive tests were conducted with different coverage treatments in the popularization center. First, the material and methods 1. Test varieties: secret treasure. 2. Cover treatment: A.0.015mm common film cover. B.0.008mm thin film cover. C.0.008mm (ground) + 0.07mm film (small shed). D.0.008 (ground) + 0.1mm film (small shed). E. Open. A variety of plastic film and membrane are provided by the Shanghai Plastic Film Factory. Film width 70cm, heaven film width 150cm. 3. Residential Area, Arrangement: The north-south direction of the residential building is 58 meters long, 2.53 meters wide and 0.22 mu in area. There are no repetitions and there are protection lines on both sides. Dingmiao 10 per district, regular observation of Miao. 4 nursery, transplanting: March 23 sowing, the seed dressing by carbendazim, set 8cm diameter nutrition bowl nursery. Seedbed early due to lax control of temperature, refining too slow growth,