|本期目录/Table of Contents|

[1]李玉波,许清涛,高标,等.脱硫石膏改良盐碱地对紫花苜蓿生长的影响[J].江苏农业科学,2015,43(03):188-190.
 Li Yubo,et al.Effect of saline-alkali land improved by desulfurization gypsum on growth of Medicago sativa[J].Jiangsu Agricultural Sciences,2015,43(03):188-190.
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脱硫石膏改良盐碱地对紫花苜蓿生长的影响(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第43卷
期数:
2015年03期
页码:
188-190
栏目:
畜牧兽医
出版日期:
2015-03-25

文章信息/Info

Title:
Effect of saline-alkali land improved by desulfurization gypsum on growth of Medicago sativa
作者:
李玉波许清涛高标闫守刚
白城师范学院,吉林白城 137000
Author(s):
Li Yuboet al
关键词:
脱硫石膏盐碱地土壤理化性质紫花苜蓿
Keywords:
-
分类号:
S541+.101;S156.4
DOI:
-
文献标志码:
A
摘要:
通过盆栽试验,研究重度苏打(Na2CO3)盐碱地施用脱硫石膏对土壤理化性质、紫花苜蓿出苗率和生物量的影响。结果表明,与不施脱硫石膏(对照)相比,土壤pH 值降低15.6%~17.5%,EC值提高0.50~1.65 mS/cm;紫花苜蓿出苗率提高7~29百分点,干生物量提高11.17%~50.20%,株高增加0.75~8.34 cm,分蘖数增加4%~75%,苜蓿含水量有所增加,但与对照相比,差异不显著。根据吉林省西部土壤、气候条件,结合土壤pH值、EC 值的变化与紫花苜蓿的出苗率、生物量、株高等数值指标,建议脱硫石膏施用量为15 000 kg/hm2,以改良白城市重度苏打盐碱土。
Abstract:
-

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备注/Memo

备注/Memo:
收稿日期:2014-04-28
基金项目:吉林省科技支撑计划(编号:20130206027NY、20120408);吉林省教育厅科技计划(编号:2014第406号、2013第391号)。
作者简介:李玉波(1972—),女,吉林大安人,硕士,副教授,主要从事土地盐碱化治理研究。E-mail:lyb_bc008@163.com。
通信作者:许清涛,硕士,教授,主要从事区域生态环境建设研究。E-mail:bc_xqt@126.com。
更新日期/Last Update: 2015-03-25