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新蔬菜种子出苗率、产量都比陈种高,因此,购买蔬菜种子时要注意识别。现介绍几种蔬菜新陈种子的鉴别方法,供参考。一、白菜、甘蓝、花心菜。这三种蔬菜种子,可采用平整硬物压搓的方法进行鉴别:如果经压搓的种子,种皮脱落,则是上一年的陈种;如果压搓的种子,种粒发黑或呈老黄色,则是多年的陈种;如果压搓的种子粒皮不开,种粒呈绿黄色并有光泽,则是当年的新种。二、香菜。鉴别香菜种子的新陈,可看虫口:无虫口的是新种子;有虫口的则是陈种子。一年的陈种子,只有一个虫口。三、大葱、韭菜。鉴别这两种蔬菜种子
New vegetable seed germination rate, yield higher than Chen species, therefore, pay attention to identify when buying vegetable seeds. Now introduce the identification of several kinds of vegetable seeds for reference. First, cabbage, cabbage, cabbage. The three kinds of vegetable seeds, can be used to determine the formation of a hard rubbing method: If the pressure by rubbing the seeds, the seed coat off, then the Chen species of the previous year; The old yellow, is the Chen species for many years; if the pressure rubbing the seed peel is not open, the seed is greenish yellow and shiny, then the new species. Second, coriander. Identify the new coriander seeds, you can see the insects: Insect mouth is a new seed; insects mouth is Chen seed. One year’s seed Chen, only one insect mouth. Third, green onions, leeks. Identify both vegetable seeds