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施用N、P、K肥后铜对小麦种子萌发和幼苗生长影响的研究
郑曦;吕文明;华政
1.徐州师范大学生物系;2.徐州师范大学生物系 江苏徐州221116;3.江苏徐州221116
摘要:
以不同质量浓度Cu处理下小麦种子萌发和幼苗生长的状况为对照 ,研究增施N、P、K肥后 ,小麦种子萌发和幼苗生长所受到的影响。结果表明 :施加N、P、K肥有利于叶绿素的合成。在低质量浓度Cu( 2 0~80mg/L)条件下 ,施加N、P、K肥有利于增强小麦淀粉酶的活性 ,促进小麦种子的萌发 ,高质量浓度Cu( 1 5 0~3 0 0mg/L)条件下 ,施加N、P、K肥降低小麦淀粉酶活性 ,抑制小麦种子的萌发。施肥后 ,小麦脯氨酸含量较对照组均有所上升
关键词:  小麦    N、P、K肥    Cu
DOI:
分类号:
Fund project:徐州师范大学青年科研基金项目
Abstract:
Key words:  
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