论文部分内容阅读
日光温室冬茬瓜果菜适播期预测日光温室冬茬瓜果菜的播种时间与生产效益关系密切。要达到上市时间早，采收供应期长，高产优质高效之目的，适时播种是基础。同时，方便育苗，降低成本，一举两得。但随意提早播种，忽视病虫为害和苗子生育所需适温，不仅生产指标落空，而且...
Sunlight greenhouse crop winter crops suitable sowing date forecast Solar greenhouse winter crop fruits and vegetables planting time and production efficiency are closely related. To achieve the time to market early, harvesting a long period of supply, high-yielding quality and efficiency of the purpose of timely sowing is the foundation. At the same time, to facilitate nursery, reduce costs, serve two purposes. But arbitrarily early sowing, ignoring the pest damage and seedling growth required for temperature, not only the production indicators fall, and ...