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Nodule Distribution on Roots of Field‐Grown Soybeans in Subsurface Soil Horizons 1
Author(s) -
Grubinger V.,
Zobel R.,
Vendeland J.,
Cortes P.
Publication year - 1982
Publication title -
crop science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.76
H-Index - 147
eISSN - 1435-0653
pISSN - 0011-183X
DOI - 10.2135/cropsci1982.0011183x002200010036x
Subject(s) - nitrogen fixation , biology , nodule (geology) , horizon , soil horizon , agronomy , glycine , root nodule , nitrogen , field (mathematics) , distribution (mathematics) , soil water , botany , ecology , paleontology , mathematics , amino acid , genetics , bacteria , geometry , mathematical analysis , pure mathematics , physics , quantum mechanics
Although much research has been carried out on nodulation and nitrogen fixation of soybeans [ Glycine max (L.) Merr.], the majority of field studies have centered on nodules which have developed within the Ap soil horizon. This research provides evidence demonstrating that nodulation does occur to 1 m depth.