| 煤基混合物对复垦土壤的改良及苜蓿增产效果 |
| |
| 引用本文： | 胡振琪,康惊涛,魏秀菊,纪晶晶,王婉洁.煤基混合物对复垦土壤的改良及苜蓿增产效果[J].农业工程学报,2007,23(11):120-124. |
| |
| 作者姓名： | 胡振琪 康惊涛 魏秀菊 纪晶晶 王婉洁 |
| |
| 作者单位： | 1. 中国矿业大学(北京)土地复垦与生态重建研究所,北京,100083
2. 中国矿业大学(北京)土地复垦与生态重建研究所,北京,100083;农业部规划设计研究院,北京,100026 |
| |
| 基金项目： | 国家高技术研究发展计划(863计划);教育部新世纪优秀人才培养计划 |
| |
| 摘 要： | 以煤基材料综合利用为目的,根据风化煤、煤矸石和粉煤灰的理化性质,按照特定质量比混合,比例为：风化煤∶煤矸石∶粉煤灰=5∶1∶4,并加入一定量的化学肥料,用于矿区复垦土壤的改良。煤基混合物含有丰富的养分。通过盆栽试验确定,复垦土壤中添加适量的煤基混合物后,养分含量有了显著提高,盆栽试验表明苜蓿生物量比对照提高约一倍,粗蛋白含量亦显著提高。利用煤基混合物改良土壤可以避免单纯施用化肥造成的土壤板结等问题,提高了矿区废弃物的综合利用率。
|
| 关 键 词： | 风化煤 粉煤灰 煤矸石 土壤改良 紫花苜蓿 |
| 文章编号： | 1002-6819（2007）11-0120-05 |
| 收稿时间： | 2007-03-27 |
| 修稿时间： | 2007-10-07 |
Experimental research on improvement of reclaimed soil properties and plant production based on different ratioes of coal-based mixed materials |
| |
| Hu Zhenqi,Kang Jingtao,Wei Xiuju,Ji Jingjing and Wang wanjie.Experimental research on improvement of reclaimed soil properties and plant production based on different ratioes of coal-based mixed materials[J].Transactions of the Chinese Society of Agricultural Engineering,2007,23(11):120-124. |
| |
| Authors: | Hu Zhenqi Kang Jingtao Wei Xiuju Ji Jingjing and Wang wanjie |
| |
| Institution: | Institute of Land Reclamation and Ecological Reconstruction, China University of Mining and Technology, Beijing 100083, China;Institute of Land Reclamation and Ecological Reconstruction, China University of Mining and Technology, Beijing 100083, China;Institute of Land Reclamation and Ecological Reconstruction, China University of Mining and Technology, Beijing 100083, China;Chinese Academy of Agricultural Engineering, Beijing 100026, China;Institute of Land Reclamation and Ecological Reconstruction, China University of Mining and Technology, Beijing 100083, China;Institute of Land Reclamation and Ecological Reconstruction, China University of Mining and Technology, Beijing 100083, China |
| |
| Abstract: | |
| |
| Keywords: | weathered coal fly ash coal waste soil improvement alfalf(Medicago sativa L ) |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
| 点击此处可从《农业工程学报》浏览原始摘要信息 |
| 点击此处可从《农业工程学报》下载免费的PDF全文 |
|
