论文部分内容阅读
温室大棚番茄增产七法一、种子处理法：（１）低温处理。把泡胀后将要发芽的种子放在０℃左右的温度下处理１—２天，然后播种，可促进发芽，增强秧苗抗寒性。（２）变温处理，把将要发芽的种子，每天在１—４℃温度下放置１２—１８小时，接着转移到１８—２２℃温度下放...
To increase the production of tomato greenhouse law seven methods, seed treatment method: (1) low temperature treatment. After the bulge will germinate seeds on the temperature of about 0 ℃ for 1-2 days, and then sowing, can promote germination and enhance the cold tolerance of seedlings. (2) heat treatment, the seeds to be germinated, placed in a daily temperature of 1-4 ℃ for 12-18 hours, then transferred to a temperature of 18-22 ℃ ...