去年,我们在大营四队搞了4亩忻杂52高粱营养钵育苗移栽试验,比直播早14天成熟,增产19％,我们的体会是: 1.增加有效积温,延长生长期。忻杂52高粱生育期135天左右,而我地区历年无霜期仅130～135天;忻杂52高粱需要有效积温2,680℃,而去年5月9日～9月20日的活动积温仅 Last year, we engaged in the four battalions Camp 4 Xin 52 sorghum nutrition bowl seedling transplanting test, 14 days earlier than the live mature, an increase of 19%, our experience is: 1. Increase the effective accumulated temperature to extend the growth period. Xin hybrid 52 sorghum growth period of about 135 days, while in my calendar over the years frost-free period of only 130 to 135 days; Xin hybrid 52 sorghum need effective accumulated temperature 2,680 ℃, and last May 9 ~ September 20 activity accumulated temperature only