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滦平试区黄绵土坡耕地秋季免耕水保综合效益初探
王恒俊1; 李孝彬2; 吕惠明1; 高贵清2; 汪洪清3; 谢永生1
1996
Source Publication自然资源
ISSN1000-0038
Volume000Issue:006Pages:68
Abstract针对燕山东段土石山区黄绵土坡耕地面积较大,水土流产严重且许多地方不便梯地建设等现实情况,在滦平试区进行了秋季免耕的试验研究,结果表明,玉米地免去秋耕,比对照区减少土壤冲刷量79.3%,减少地表径流量18.8%,土壤水分提高1%左右,土壤碱解氮和速效磷分别提高1.4ppm和38.7ppm产量提高2%-10%,每公顷节省耕作费用150-225元,具有良好推广前景。
Language英语
Document Type期刊论文
Identifierhttp://ir.igsnrr.ac.cn/handle/311030/117323
Collection中国科学院地理科学与资源研究所
Affiliation1.中国科学院水利部水土保持研究所
2.河北省滦平县水土保持局
3.中国科学院地理科学与资源研究所
Recommended Citation
GB/T 7714
王恒俊,李孝彬,吕惠明,等. 滦平试区黄绵土坡耕地秋季免耕水保综合效益初探[J]. 自然资源,1996,000(006):68.
APA 王恒俊,李孝彬,吕惠明,高贵清,汪洪清,&谢永生.(1996).滦平试区黄绵土坡耕地秋季免耕水保综合效益初探.自然资源,000(006),68.
MLA 王恒俊,et al."滦平试区黄绵土坡耕地秋季免耕水保综合效益初探".自然资源 000.006(1996):68.
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