NITRATE REDUCTASE-ACTIVITY IN WHEAT (TRITICUM-AESTIVUM-L) .2. CORRELATION WITH YIELD

被引:10
作者
BLACKWOOD, GC
HALLAM, R
机构
[1] Department of Applied Biochemistry and Nutrition, University of Nottingham School of Agriculture, Loughborough, Leicestershire, LE 12 5RD, Sutton Bonington
关键词
D O I
10.1111/j.1469-8137.1979.tb02668.x
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Changes in nitrate reductase activity in response to nitrogen treatment were measured in vivo in the basipetal part of the youngest ligule emergent leaf of wheat plants during early development. The relationship between these measurements and grain yield is reported for some spring wheats grown in a growth room and some field‐grown winter wheats. In both situations the c correlation of a linear regression of yield parameters and single measurements of nitrate reductase was found to be significant. Where split dressings of nitrogen were applied the seasonal mean nitrate reductase activity correlated well with yield. Copyright © 1979, Wiley Blackwell. All rights reserved
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页码:417 / 425
页数:9
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