Results 151 to 160 of about 1,827 (176)
Some of the next articles are maybe not open access.

DEPTHWISE DISTRIBUTION OF COPPER FRACTIONS IN SOME ULTISOLS

Soil Science, 1991
J. K. SAHA   +3 more
openaire   +1 more source

MINERALOGY AND WEATHERING OF A TRINIDAD ULTISOL DEVELOPED IN PORCELLANITE

Soil Science, 1990
P. A. AGBU, R. L. JONES, N. AHMAD
openaire   +1 more source

Determinación del azufre disponible en suelos ultisoles y andisoles del sur de Chile

open access: closed, 1983
Pontificia Universidad Católica de Chile   +3 more
openalex   +1 more source

Rationale for Allowing Taxonomic Classes of Frigid Ultisols

Soil Survey Horizons, 1989
Ray B. Bryant, William J. Waltman
openaire   +1 more source

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