Results 21 to 30 of about 129,587 (250)

Soils characterization and classification in clean field, dirty field and forest areas in amazonian environments

open access: yesBioscience Journal, 2019
The soil and vegetation characteristics of the southern Amazonas region include highly weathered soils, high aluminum content and some hydromorphic conditions, its vegetation is composed from grasslands to small isolated trees and forest galleries along
Uilson Franciscon   +6 more
doaj   +3 more sources

Principles, structure and taxonomic units in the russian and international (WRB) systems of soil classification

open access: yesБюллетень Почвенного института им. В.В. Докучаева, 2015
Two classification systems under comparison differ in objects, terminology, hierarchical levels, and approaches to identify soils. However, they have some common features: both systems are oriented to soil properties and apply the pedogenetic concepts ...
M. I. Gerasimova
doaj   +1 more source

Mineralogia de um Argissolo Vermelho-Amarelo da zona úmida costeira do Estado de Pernambuco Mineralogy of an Ultisol in the coastal humid zone of Pernambuco, Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2008
A mineralogia do solo constitui uma excelente ferramenta para o conhecimento e a avaliação da gênese do solo e do seu comportamento físico e químico, além de ser um dos parâmetros utilizados na distinção de classes do Sistema Brasileiro de Classificação ...
Júlio Guilherme da Costa Lima   +3 more
doaj   +1 more source

Impact of Land use on soil quality: Insights from the forest-savannah transition zone of Ghana

open access: yesHeliyon
Land use changes have a profound impact on soil fertility and agricultural production systems in the Forest-Savannah Transition Zone (FSTZ) of Ghana. Soil erosion and shortened fallow periods exacerbate soil fertility loss, further degrading soil quality.
Johnny Kofi Awoonor   +4 more
doaj   +1 more source

Transformation of land resources as a result of anthropogenic impact [PDF]

open access: yesE3S Web of Conferences, 2020
The article examined temporary matrices of transformation of soil processes related to the activity of microorganisms and humus in comparison with maternal matrices depending on age characteristics of man.
Sivak Elena, Volkova Svetlana
doaj   +1 more source

Chernozems of Ukraine: past, present and future perspectives

open access: yesSoil Science Annual, 2019
The aim of the paper was to show the significance of chernozems for the Ukrainian economy, science and culture. The spatial distribution as well as variation of features of chernozems in Ukraine (including the uniqueness of these soils) was described ...
Pozniak Stepan
doaj   +1 more source

Stop 2 Kainui silt loam and Naike clay, Gordonton Rd [PDF]

open access: yes, 2008
At this stop are several remarkable features both stratigraphic and pedological, and a “two-storied” soil, the Kainui silt loam alongside (in just a few places) the Naike clay. Both soils are Ultisols. The sequence of tephra beds and buried soil horizons
Lowe, David J.
core   +5 more sources

Caracterização e gênese do caráter coeso em latossolos amarelos e argissolos dos tabuleiros costeiros do estado de Alagoas Characterization and genesis of cohesive horizons in oxisols and ultisols of the coastal tablelands of Alagoas State, Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2009
O caráter coeso é um atributo característico de horizontes subsuperficiais de solos que apresentam consistência muito dura a extremamente dura, quando secos, passando a friável ou firme, quando umedecidos.
José de Almeida Lima Neto   +5 more
doaj   +1 more source

CLASSIFICATION OF GREAT SOIL GROUPS IN THE EAST BLACK SEA BASIN ACCORDING TO INTERNATIONAL SOIL CLASSIFICATION SYSTEMS [PDF]

open access: yesJournal of Central European Agriculture, 2004
This study was carried out to classify great soil groups in the East Black Sea basin according to international soil classifi cation systems. 13 profi les of 3 great soil groups in this basin have been investigated and classifi ed according to system of ...
CUMHUR AYDINALP, EWART FITZPATRICK
doaj  

Categorizing basic factors driving soil genesis, pedovariability and plant assemblages in Mediterranean Temporary Wetlands (TWs) [PDF]

open access: yes, 2012
A research was carried out in six Temporary Wetlands (TWs), located in north-western Sardinia (Italy), with the aim to categorize the basic factors driving and linking soil genesis and plant assemblages in Mediterranean ...
Bagella, Simonetta   +5 more
core  

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