“玉包选”是广西玉林地区农科所从包选二号中系统选育出来的良种。罗定于1976年引种,历年表现高产、优质、高抗、适应性广,深受广大农民欢迎。1979年晚造全县种植玉包选面积已发展到30万亩,占总面积的75％。成为当家品种,促进了粮食增产,当年晚造增产稻谷5600万斤,增产31.3％。 “Jade package election” is Yulian Prefecture of Guangxi Agricultural Science Institute from the selected system selected two varieties. Introduction Luo Ding in 1976, over the years showed high yield, high quality, high resistance, wide adaptability, welcomed by the majority of farmers. The area planted for planting jade bag by the county in late 1979 has grown to 300,000 mu, accounting for 75% of the total area. Become the masters of varieties, and promote grain production, that year to increase production of 56 million kilograms of rice, an increase of 31.3%.