论文部分内容阅读
1 常规鉴定法1.1 田间小区种植鉴定田间小区种植鉴定是鉴定品种真实性和测定品种纯度最为可靠、准确的方法,比较接近生产实际。但是所需周期长,生产用种的纯度鉴定,只能异地加代检验,成本较高。而且许多性状表现常常受栽培措施及环境因子的影响,异地检验也不能十分准确地鉴定品种纯度。1.2 形态鉴定法根据种子形态特征,逐粒观察,同标准样品或鉴定图片等比较。该方法最为简便、快速、经济,但对品种间形
1 Routine identification method 1.1 Identification of field plot cultivation Identification of field plot cultivation is the most reliable and accurate method for identifying the authenticity of the variety and the purity of the tested variety, which is relatively close to the actual production. However, the long period required, the purity of the species used for production identification, can only add on behalf of the test, the higher cost. Moreover, many traits are often affected by cultivation measures and environmental factors, and the in-situ test can not accurately identify the purity of the cultivars. 1.2 morphological identification According to the morphological characteristics of seed, grain by grain observation, with the standard sample or identification of pictures and other comparisons. The method is the most simple, fast and economical, but the variety of shape