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一、原始的天然杂交法将选好的盆栽亲本置于向阳背风处,加强防寒措施,任昆虫自然授粉,则得到种子后就有选育出新变异的希望。掌握这一方法,是使我国菊花品种加速发展的关键。自《礼记·月令篇》有菊花的记载开始,至唐代近千年的时间内,只发现有黄、白、紫、墨等几种菊花,甚至宋代问世(1104年)的《菊谱》中,也只记载了35个品种。然而此后至今的800余年间,品种数量的增加则逐渐加快,现已达3000多个品种。所以前慢后快,主要是由于
First, the original natural hybridization The selected potted parents placed in the sunny leeward, strengthen the cold measures, any natural pollination of insects, the seeds have the hope of breeding new mutations. Grasp this method is to accelerate the development of China’s key varieties of chrysanthemum. Since Chrysanthemum was recorded in The Book of Rites, the order of chrysanthemum was recorded. In the nearly millennium of the Tang Dynasty, only several chrysanthemums such as yellow, white, purple and ink were found, and even the “Chrysanthemum of the Song Dynasty (1104) ”, Only documented 35 varieties. However, since then, the increase in the number of varieties has gradually accelerated and has now reached more than 3,000 varieties. So before slow, mainly due to