钾肥对紫花苜蓿越冬前后根颈抗氧化酶系统及丙二醛含量的影响

S816; 试验研究秋季施用不同水平的氧化钾(0、75、150、225、300 kg/hm2)对苜蓿根颈在越冬前后过氧化物酶(POD)、超氧化物歧化酶(SOD)、过氧化氢酶(CAT)活性和MDA含量变化的影响.结果显示:晚秋时节和入冬初期,随着钾肥施用量的增加,苜蓿根颈MDA含量下降.施氧化钾150 kg/hm2处理组的苜蓿根颈POD、SOD和CAT活性在越冬前和越冬后显著高于其他组(P<0.05).研究表明,在科尔沁沙地秋季施用150 kg/hm2氧化钾可明显增强苜蓿抗寒性....

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Published in饲料研究 Vol. 45; no. 7; pp. 72 - 74
Main Authors 杨秀芳, 梁庆伟, 娜日苏, 李清泉, 潘翔磊
Format Magazine Article
LanguageChinese
Published 赤峰市农牧科学研究所,内蒙古赤峰024031 2022
Subjects
抗氧化酶
钾肥
丙二醛
紫花苜蓿
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Abstract S816; 试验研究秋季施用不同水平的氧化钾(0、75、150、225、300 kg/hm2)对苜蓿根颈在越冬前后过氧化物酶(POD)、超氧化物歧化酶(SOD)、过氧化氢酶(CAT)活性和MDA含量变化的影响.结果显示:晚秋时节和入冬初期,随着钾肥施用量的增加,苜蓿根颈MDA含量下降.施氧化钾150 kg/hm2处理组的苜蓿根颈POD、SOD和CAT活性在越冬前和越冬后显著高于其他组(P<0.05).研究表明,在科尔沁沙地秋季施用150 kg/hm2氧化钾可明显增强苜蓿抗寒性.
AbstractList S816; 试验研究秋季施用不同水平的氧化钾(0、75、150、225、300 kg/hm2)对苜蓿根颈在越冬前后过氧化物酶(POD)、超氧化物歧化酶(SOD)、过氧化氢酶(CAT)活性和MDA含量变化的影响.结果显示:晚秋时节和入冬初期,随着钾肥施用量的增加,苜蓿根颈MDA含量下降.施氧化钾150 kg/hm2处理组的苜蓿根颈POD、SOD和CAT活性在越冬前和越冬后显著高于其他组(P<0.05).研究表明,在科尔沁沙地秋季施用150 kg/hm2氧化钾可明显增强苜蓿抗寒性.
Author 李清泉
杨秀芳
娜日苏
梁庆伟
潘翔磊
AuthorAffiliation 赤峰市农牧科学研究所,内蒙古赤峰024031
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YANG Xiu-fang
PAN Xiang-lei
LIANG Qing-wei
LI Qing-quan
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Keywords 抗氧化酶
钾肥
丙二醛
紫花苜蓿
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Snippet S816; 试验研究秋季施用不同水平的氧化钾(0、75、150、225、300 kg/hm2)对苜蓿根颈在越冬前后过氧化物酶(POD)、超氧化物歧化酶(SOD)、过氧化氢酶(CAT)活性和MDA含量变化的影响.结果显示:晚秋时节和入冬初期,随着钾肥施用量的增加,苜蓿根颈MDA含量下降.施氧化钾150...
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StartPage 72
Title 钾肥对紫花苜蓿越冬前后根颈抗氧化酶系统及丙二醛含量的影响
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