山东招远市农业技术推广中心连续几年进行了油、瓜、菜立体种植试验,平均每667平方米年产花生309千克、西瓜3365千克、西红柿600千克,667平方米总收入2591元,纯收入2407元。其配套丰产技术如下:一、整地在初冬早春,每间隔3.6米,挖一条0.67米宽,0.5米深的西瓜沟,沟施优质有机肥2 Shandong Zhaoyuan Agricultural Technology Extension Center for several years of oil, melon and vegetable cultivation experiments, an average of 667 square meters with an annual output of 309 kg of peanuts, 3365 kg of watermelons, tomatoes, 600 kg, 667 square meters total income of 2591 yuan, pure Revenue 2407 yuan. Its supporting high yield techniques are as follows: First, the early winter in the early winter soil preparation, each interval of 3.6 meters, digging a 0.67 meters wide, 0.5 meters deep watermelon ditch, ditch high quality organic fertilizer 2