论文部分内容阅读
呼盟南部地区过去因为冬季严寒,防寒不易过关,没有葡萄栽培。1977年春,我场开始试栽葡萄,采用山葡萄的嫁接苗,基本安全可靠,产量逐年上升。现将试验情况介绍如下。一、生产环境及试验过程我场位于呼盟南部,北纬47°44′,常年无霜期120天左右,年平均气温24℃,年有效积温2350℃,一月平均气温-18℃,极端最低气温-35.5℃;年平均降水量482毫米;春季经常干旱;地处丘陵地带,
In the past, the southern part of the Hohhot was cold-hard in winter, cold-hard to cross the border and lack of viticulture. The spring of 1977, my field planted grapes, the grafted grapes using the mountain, the basic safe and reliable, the output increased year by year. Now test the situation described below. First, the production environment and test process My field is located in the southern league, latitude 47 ° 44 ’, perennial frost-free period of 120 days, the annual average temperature of 24 ℃, the effective accumulated temperature of 2350 ℃, January average temperature of -18 ℃, extreme minimum temperature - 35.5 ℃; annual average rainfall of 482 mm; often dry in spring; is located in hilly areas,