取得最高产量的第一步是在大田、温室或苗床有可接受的植株密度 ,而后者则需要高质量种植的种子。那么高质量又指什么 ?它包含着优良 ,但优良又与哪些特性相关呢 ?纯度和发芽测试是大多数实验室 10 0多年来测定种子质量的两个完整因子。然而 ,最近种子产业和种植者需要了解更多 The first step to achieving the highest yields is to have acceptable plant density in the field, in the greenhouse or in the seedbed, while the latter requires high quality planted seeds. So what is quality? What is good, but good and what is good? Purity and germination tests are two of the most complete determinants of seed quality in most laboratories for more than 100 years. However, the seed industry and growers need to know more recently