推广和生产无公害蔬菜,一方面顺应不断提高的消费心理,另一方面可以大大降低生产成本。目前生产无公害蔬菜,通常多采用如下技术措施。 一、引进、推广适于本地区的早熟、抗病、优质、高产的蔬菜良种 我省各地应推广应用中甘11、津南实芹、辽茄4号、孙家湾5号大白菜、津杂黄瓜、西粉3号和L—402番茄、特 Promotion and production of pollution-free vegetables, on the one hand comply with the rising consumer psychology, on the other hand can greatly reduce production costs. The current production of pollution-free vegetables, usually using the following technical measures. I. Introducing and promoting the precocious, disease-resistant, high-quality and high-yielding vegetable varieties suitable for the region It is necessary to promote the use of Zhongkan 11, Jinnan Shiqin, Liaodao 4, Sunjiawan No.5 Chinese cabbage and Zinc Cucumber, Western powder 3 and L-402 tomato, special