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洋葱在烟台市以秋种春收栽培为主,从育苗到收获需260天以上,生产周期长,占地时间长,单作经济效益不高,而春季套种糯玉米则是提高产量和效益的有效途径。一般每666.7m~2(亩)产量为:糯玉米鲜穗600kg以上,洋葱3500kg以上,产值6 000元以上,纯收入4 500元以上。一、茬口安排洋葱于9月6～10日播种育苗,每666.7m~2约需苗床70m~2,用种量125g左右;10月下旬定植,采用畦栽法,畦宽90cm,畦背宽40
Onion in Yantai city autumn planting harvested mainly from seedling to harvest for more than 260 days, long production cycle, covering a long time, single for economic benefit is not high, while the intercropping waxy corn in spring is to increase production and efficiency Effective Ways. Generally, the yield per 666.7m ~ 2 (mu) is: more than 600kg fresh waxy corn, more than 3500kg onion, more than 6,000 yuan output value and over 4,500 yuan net income. First, the arrangement of stubble onions Sept. 6 to 10 seeding nursery, about 666.7m ~ 2 about seedbed required 70m ~ 2, with about 125g of seed; planting in late October, the use of Nuo planting method, 畦 width 90cm, 畦 back width 40