论文部分内容阅读
高粱育种以高产为目标,以多抗、耐密、广适为核心,以优质为保障。①重视适应性的选择,特别是不育系的适应性要好;②重视改善品质,根据用途培育优质高产杂交种;③提高耐密性和抗逆性,增强抗倒性;④重视提高或保持类型间的杂种优势;⑤易制种,且产量高;⑥改进和完善种子繁殖制种技术,建立健全优良杂交种推广体系。
Sorghum breeding to high yield as the goal, to more resistance, tolerance dense, wide-suitable as the core, high-quality protection. ① emphasis on the choice of adaptability, in particular the adaptability of CMS is better; ② emphasis on improving quality, cultivating high quality and high yield hybrids according to purposes; ③ improving confidentiality and resistance, enhancing lodging resistance; ④ emphasis on improving or keeping Types of heterosis; ⑤ easy to seed, and high yield; ⑥ improve and improve the seed breeding seed production technology, establish and improve the promotion system of hybrids.