论文部分内容阅读
近年来,抚宁县农业局试验利用地膜和草苫双重覆盖暖沟栽培早春甘蓝,较常规地膜栽培提高地温2～4℃,提前定植15～20天,提早采收上市10～15天,获得亩产3000公斤的好效果。其上市时间虽然与塑料大棚、中棚春甘蓝基本相同,但由于投资少,简便易行,很受广大农民欢迎。其技
In recent years, Funing County Bureau of Agriculture pilot use of double cover mulching film and grass mulch warm cabbage cultivation of early spring cabbage, compared with conventional film cultivation to improve the ground temperature 2 ~ 4 ℃, early planting 15 to 20 days, early harvest 10 to 15 days to obtain acres Produce 3000 kilograms of good results. Although its time to market with plastic shed, shed shed cabbage basically the same, but due to less investment, simple, very popular with the majority of farmers. Its skill