九杂4号亲本“94-4”自交内围铃种子的增产效应  

Effect of Increase Production of Self-seed boll inside of Jiu-za No.4 Parent "94-4"

作　　者：江礼斌 范正旺 

机构地区：[1]安徽省九成农科所,安徽望江246220

出　　处：《湖北农业科学》2008年第1期27-28,共2页Hubei Agricultural Sciences

摘　　要：2005年对国审棉九杂4号亲本材料"94-4"进行了完全自交,分别采收自交内围铃和外围铃种子。2006年分两个处理进行了小区比较试验。结果表明,九杂4号亲本"94-4"自交内围铃种子比自交外围铃种子生长具有明显的优势,平均单株成铃增加2.6个,每公顷增加子棉195kg,增5.4%,单铃重和衣分也略有增加。In this study the completely self-cross on Jiu-za No.4 parent ＂94-4＂ in 2005, and picked in self-seed inside and outside boll was made,respectiuely. A comparsion test by two treatment was made in 2006. The results showed that self-seed inside boll of Jiu-za No.4 parent ＂94-4＂ had obvious advantages comparing with self-seed outside boll,the average bolls per plant increased 2.6, cotton including seed per hectare increased 195kg,by 5.4%, boll weight and lint percentage also increased slightly.

关 键 词：棉花 九杂4号 自交内围铃 自交外围铃 

分 类 号：S562.032[农业科学—作物学]