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唐山市有种植和贮藏大白菜的历史,每年贮量5亿多公斤。贮藏经验丰富,土法上马,土洋结合,投资少,效果好,贮藏好的损耗只有15—20%。一般贮到谷雨前后,最长贮到5月初。不仅满足了我市对大白菜的需求,而且还支援了兄弟省市,使大白菜淡季不淡。纯增效益在50%以上,增收超过500万元。取得了显著的经济效益和社会效益。具体方法如下:
Tangshan City has the history of planting and storage of Chinese cabbage, each year more than 500 million kilograms of storage. Storage experience, soil launched, soil and sea combination, less investment, good effect, good storage loss of only 15-20%. Generally stored before and after Guyu, the longest storage until early May. Not only to meet the city’s demand for Chinese cabbage, but also to support the provinces and cities, so that the off-season cabbage is not short. Pure profit increase of more than 50%, an increase of more than 5000000 yuan. Has made significant economic and social benefits. Specific methods are as follows: