第一讲林木种子品质检验一、目的和简史种子品质有遗传品质和播种品质两个方面。其中基本的方面是遗传品质。但是优良的遗传品质只有通过优良的播种品质才能实现。生产上因播种种子品质不高而蒙受的损失已不容忽视。遗传品质需要通过田间试验才能揭示。播种品种则能以种子为材料用简单的方法在室内测定。通常所说的种子检验 The first wood seed quality inspection First, the purpose and a brief history of seed quality genetic quality and sowing quality of two aspects. The basic aspect is genetic quality. But good genetic quality can only be achieved through good sowing quality. Production losses due to the quality of sowing seeds can not be ignored. Genetic quality needs to be revealed through field trials. The sown species can be determined in the laboratory using simple methods using seeds as the material. The so-called seed test