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Fiber‐optic spectrophotometry of cowpea nodules treated with nitrate or ammonium

 

作者: E. Franco‐Vizcaino,   W. J. Deal,   W. M. Jarrell,  

 

期刊: Communications in Soil Science and Plant Analysis  （Taylor Available online 1988）
卷期: Volume 19, issue 6  

页码: 691-706

 

ISSN:0010-3624

 

年代: 1988

 

DOI:10.1080/00103628809367968

 

出版商: Taylor & Francis Group

 

关键词: Ammonium;Cowpea(Vigna unguiculata[L.] Walp.);Fiber‐optic spectrophotometry;Nitrate;Nitrogen fixation inhibition;Rhizobium;Root nodule

 

数据来源: Taylor

 

摘要:

Cowpea nodules(Vigna unguiculata[L.] Walp. cv. CB5) were pierced with two opposing optical fibers (280 μm diameter), and absorbance spectra of 0.1 mm of nodule tissue were recorded from 415 to 600 nm using a modified spectrophotometer with a nodule sampling stage.

 

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