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甜玉米以甜、糯、香闻名,可加工成罐头,也可鲜食。随着人民生活水平的提高,甜玉米市场看好,农民种植积极性提高。秦皇岛市近年来甜玉米种植面积不断扩大,种植技术不断创新,采用地膜覆盖改以往单茬种植为上下两茬种植,延长农时,取得了很好的经济效益。上茬甜玉米平均亩产鲜棒1000千克左右,下茬甜玉米平均亩产鲜棒800千克左右,亩效益2000元以上。其主要栽培技术如下。
Sweet corn sweet, waxy, famous for incense, can be processed into cans, but also fresh food. With the improvement of people’s living standard, the market of sweet corn is optimistic and the enthusiasm of farmers is improved. Qinhuangdao City in recent years, expanding the area of sweet corn planting, planting technology innovation, the use of plastic film covering the previous single stubble planted two crops up and down, to extend agricultural, and achieved good economic returns. The average yield of sweet corn on the stubble is about 1,000 kg per mu, sweet potato under the average yield of fresh kiln 800 kilograms, more than 2,000 yuan per mu efficiency. The main cultivation techniques are as follows.