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一、秋冬茬茬口安排和关键技术秋冬茬番茄一般于7月上中旬育苗,8月中旬定植,11月上旬开始采收,2月初拉秧。此茬的特点是育苗期气温高,容易导致病虫危害,定植时气温开始下降,病虫有可能进入温室越冬危害。秋冬茬番茄栽培的关键是选择抗病品种,培育无病壮苗,适时定植,加强前期管理,利用秋季及冬初光温条件最适合时期完成四至五穗座果膨大,逐步缓慢转色,供应市场。一般多选用大果抗病、丰产的中晚熟品种,适当密植,单杆整枝,
First, autumn and winter stubble arrangements and key technologies Autumn and winter stubble tomatoes generally in mid-July nursery, planting in mid-August, beginning in early November harvest, pull seedling early in February. This stubble is characterized by high temperature in nursery, easily lead to pests and diseases, planting temperatures began to decline, pests and diseases may enter the greenhouse overwinter hazard. Autumn and winter stubble tomato cultivation is the key to the selection of disease-resistant varieties, nurturing disease-free seedlings, timely colonization, to strengthen the pre-management, the use of autumn and winter light and temperature conditions most suitable period to complete four to five tassel enlargement, and gradually slow color, supply market. The general election more large fruit disease resistance, high yield of late-maturing varieties, appropriate close planting, single pole pruning,