荠菜自古以来是我国城乡人民喜食的野生蔬菜,近年人工栽培发展较快,表现在对荠菜的生物学特性观察有了进一步深化,人工载培技术不断完善,并经定向选育已出现不同品系。随着人民生活的需要,可以预料今后荠菜的人工栽培将有进一步的发展。荠菜留种是人工栽培中的关键技术,这里根据我们近年来实践,谈谈荠菜留种技术要点:近年荠菜留种方法,一般有两种,一是利用野生植 Since its ancient times, shepherd’s purse has been a wild vegetable eaten by urban and rural people in our country. In recent years, artificial cultivation has developed rapidly. The observation of the biological characteristics of shepherd’s pursee has been further deepened. The technique of artificial load-bearing cultivation has been continuously improved. Different strains . With the needs of people’s lives, we can expect further development of artificial cultivation of shepherd’s purse in the future. Shepherd’s-purse stay species is the key technology in artificial cultivation, here according to our practice in recent years, to talk about Shepherd’s-purse technology to stay species: Shepherd’s purse method of retention in recent years, there are generally two, one is the use of wild