| 黔中地区久长黄壤土不同供水方式对覆盖辣椒的效应试验 |
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| 引用本文： | 周玉平,吴士章,朱文孝,贺卫,李坡,苏维词.黔中地区久长黄壤土不同供水方式对覆盖辣椒的效应试验[J].贵州师范大学学报(自然科学版),2004,22(2):33-35. |
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| 作者姓名： | 周玉平 吴士章 朱文孝 贺卫 李坡 苏维词 |
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| 作者单位： | 1. 贵州省修文县久长农业中心,贵州,修文,550207
2. 贵州科学院,贵州,贵阳,550001 |
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| 基金项目： | 国家科技攻关计划项目(2003BA901A12) |
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| 摘 要： | 通过对黔中地区久长黄壤土采取3次重复5个处理的辣椒供水试验研究结果为:喷灌c处理方式,供水少,产量高,边际效益和水分生产率高:浇灌B处理方式次之。辣椒生长初期遇干旱时株高及叶面积指数影响最大,成熟挂果期的水分亏缺对辣椒生长发育影响不明显。各处区观测分析,覆盖辣椒的需水临界期为开花前期,此期的水分亏缺敏感性强。成熟期对水分胁迫敏感性弱,不影响产量。
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| 关 键 词： | 节水试验 覆膜辣椒 |
| 文章编号： | 1004-5570(2004)02-0033-03 |
| 修稿时间： | 2003年11月13 |
Trial on water supply lf chili film covering at upland in Central Guizhou |
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| ZHOU Yu-ping,WU Shi-zhang,ZHU Wen-xiao,HE Wei,LI Po,SU Wei-ci.Trial on water supply lf chili film covering at upland in Central Guizhou[J].Journal of Guizhou Normal University(Natural Sciences),2004,22(2):33-35. |
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| Authors: | ZHOU Yu-ping WU Shi-zhang ZHU Wen-xiao HE Wei LI Po SU Wei-ci |
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| Abstract: | In normal raimfall year,a film mulch trial was conducted with five repeated treatments for three times at upland.The results showed that the best irrigation manner was rainwater harvesting+additional spray;the second best was rainwater harvesting+additional irrigation.The two manners were suitable for popularization in similar regions. |
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| Keywords: | water saving trial film covering of chili |
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