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科技导报
|研究论文
2009
, 27
(0912) :
38
-41
玉米生育期和品质性状的纬度效应研究
全屏
闫洪奎1 ，杨 镇2 ，吴东兵3 ，曹广才3 ，姚金保4 ，刘晓丽2 ，李 刚2
作者信息
1. 沈阳农业大学农学院2. 辽宁省农业科学院作物研究所3. 中国农业科学院作物科学研究所4. 江苏省农业科学院农业生物技术研究所
通讯作者:
曹广才
Effect of Latitude on Growth Period and Quality of Maize(Zea mays L.)
Affiliations
出版时间: 2009-06-28
文章导航
为探讨玉米生育期和一些品质性状的纬度效应及玉米优质栽培的布局问题，用不同玉米品种在南北纬度不同的南京、北京、沈阳、辽中和法库5个试点，进行了生态试验。结果表明，在海拔高度相近的同期播种条件下，在低纬度试点，玉米品种的生育进程加快，生育期长短与纬度呈正向对应关系；在海拔基本一致的前提下，玉米品种的籽粒脂肪含量与纬度有正相关趋势，r=0.8586*；而籽粒粗蛋白含量与纬度有负相关趋势，r=-0.7862。因此，纬度是影响玉米生育期和品质性状的重要地理因素。
In order to study the effect of latitude on the growth period and grain quality of maize, four different maize varieties were planted at five locations with latitude varying from 32.0°N to 42.5°N in Nanjing, Beijing, Shenyang, Liaozhong and Faku. The results show that the growth and development process of maize varieties is faster at low latitude than at high latitude, and there is a positive correlation between growth period and latitude. Latitude is positively related to grain fat content, with r=0.8586, but negatively to crude protein content under the same elevation gradient, with r=0.7862.
Maize (Zea mays L.)
/
Growth stage
闫洪奎;杨 镇;吴东兵;曹广才;姚金保;刘晓丽;李 刚.
玉米生育期和品质性状的纬度效应研究.
科技导报,
2009
, 27
(0912)
: 38
-41
.
.
Effect of Latitude on Growth Period and Quality of Maize(Zea mays L.)[J].
Science & Technology Review ,
2009
, 27
(0912)
: 38
-41
.
2009年第27卷第0912期
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文章信息
接收时间：2009-03-23
首发时间：2009-06-28
出版时间：2009-06-28
收稿日期：2009-03-23
修回日期：2009-06-10
https://castjournals.cast.org.cn/joweb/kjdb/CN/1242116790571045457
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2种不同金属材料的力学参数
科 属数 种数 占总种数比例 属 种数 占总种数比例 鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78 小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39 多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39 红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87 小菇属 Mycena 11 5.26 光柄菇属 Pluteus 5 2.39 红菇属 Russula 17 8.13 栓菌属 Trametes 5 2.39
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