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播期和密度对甘蓝型黄籽油菜主要品质的影响
引用本文:张子龙,李加纳,唐章林,谌利.播期和密度对甘蓝型黄籽油菜主要品质的影响[J].西南农业大学学报,2005,27(6):791-794,798.
作者姓名:张子龙  李加纳  唐章林  谌利
作者单位:[1]西南大学农学与生命科学学院,重庆400716 [2]重庆大学生物工程学院,重庆400044
基金项目:国家科技部(863)资助项目(2002AA207009,2003AA207161)
摘    要:研究了播期、密度对甘蓝型黄籽油菜粒色及其他主要品质性状的影响。结果表明,播期与黄籽油菜粒色变化关系密切,随着播期的推迟,甘蓝型黄籽油菜黄籽度先升高后降低。正常播期范围内,早播有利于提高种子含油量”随播期的推迟,甘蓝型黄籽油菜的胚蛋白质含量却呈上升趋势。随着种植密度的加大,甘蓝型黄籽油菜皮壳率逐渐增加而皮壳舍油量和皮壳纤维素含量则呈降低的趋势。

关 键 词:甘蓝型黄籽油菜  品质性状  播期  密度
文章编号:1000-2642(2005)06-0791-04
收稿时间:2005-04-25
修稿时间:2005-04-25

EFFECTS OF SOWING DATE AND PLANTING DENSITY ON THE SEED COLOUR AND THE RELATED QUALITY CHARACTERS OF YELLOW -SEEDED RAPESEED ( BRASSICA NAPUS L. )
ZHANG Zi - long, LI Jia - na , TANG Zhang - lin , CHEN Li.EFFECTS OF SOWING DATE AND PLANTING DENSITY ON THE SEED COLOUR AND THE RELATED QUALITY CHARACTERS OF YELLOW -SEEDED RAPESEED ( BRASSICA NAPUS L. )[J].Journal of Southwest Agricultural University,2005,27(6):791-794,798.
Authors:ZHANG Zi - long  LI Jia - na  TANG Zhang - lin  CHEN Li
Institution:1. College of Agronomy and Life Science, Southwest University, Chongqing 400716, China;2. College of Bio - Engineering, Chongqing University, Chongqing 400044, China
Abstract:Sowing date was shown to have a significant effect on the yellow-seededness of the yellow-seeded rapeseed(Brassica napus L.).As sowing was postponed,yellow-seededness increased steadily to a certain point,followed by a decline.Within the range of normal sowing dates,earlier sowing favored the improvement of oil content of the seed.The protein content of the embryo tended to rise with postponing of sowing.With the increase in planting density,the rate of seed coat increased gradually while the oil and crude protein of the hull decreased.
Keywords:yellow-seeded rapeseed(Brassica napus L  )  quality character  sowing date  planting density
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