Open AccessSecular and seasonal changes in soils
Author(s) -
John S. Burd,
J. Holmes Martin
Publication year - 1931
Publication title -
hilgardia
Language(s) - English
Resource type - Journals
ISSN - 0073-2230
DOI - 10.3733/hilg.v05n15p455
Subject(s) - soil water , cropping , environmental science , crop , secular variation , composition (language) , agronomy , nitrogen , soil science , mathematics , chemistry , geology , ecology , agriculture , biology , linguistics , philosophy , organic chemistry , geophysics