论文部分内容阅读
我区从1977年引进塑料大棚,日前已发展到近3500亩,占蔬菜面积的14%左右。由于连续实施保护地栽培,引起蔬菜作物的生理障碍和多种病害蔓延,有的由于盐渍化而降低了利用率。根据资料介绍,解决盐渍化的办法主要有四种:
My area from the introduction of plastic shed in 1977, has recently developed to nearly 3,500 acres, accounting for about 14% of the vegetable area. Due to the continuous implementation of protective cultivation, causing physiological barriers to vegetable crops and the spread of a variety of diseases, and some due to salinization and reduced utilization. According to the introduction of information, there are mainly four ways to solve the salinization: