Results 21 to 30 of about 297,709 (292)

Global patterns in culturable soil yeast diversity

open access: yesiScience, 2021
Summary: Yeasts, broadly defined as unicellular fungi, fulfill essential roles in soil ecosystems as decomposers and nutrition sources for fellow soil-dwellers. Broad-scale investigations of soil yeasts pose a methodological challenge as metagenomics are
Himeshi Samarasinghe   +5 more
doaj   +1 more source

Remote sensing is a viable tool for mapping soil salinity in agricultural lands

open access: yesCalifornia Agriculture, 2017
Soil salinity negatively impacts the productivity and profitability of western San Joaquin Valley (WSJV) farmland. Many factors, including drought, climate change, reduced water allocations, and land-use changes could worsen salinity conditions there ...
Elia Scudiero   +6 more
doaj   +1 more source

Social soil science as a new approach in soil science

open access: yesPolish Journal of Soil Science, 2020
<p>The article contains the authors’ reflections on the formation and substantiation of many aspects in soil science, concerning its connections with social sciences. Arguments about the exceptional importance of soil resources in the modern world and the importance of scientific research in soil science, which can become an important instrument ...
Natalia Havrysh, Stepan Pozniak
openaire   +3 more sources

Standards vary in studies using rainfall simulators to evaluate erosion

open access: yesCalifornia Agriculture, 2012
Rainfall simulators are often employed to measure erosion rates, in order to estimate stream loading of sediment and nutrients in California foothill watersheds.
Mark Grismer
doaj   +1 more source

The “Soil Skills” Pedagogical Approach Conjugated With Soil Judging Contests

open access: yesSpanish Journal of Soil Science, 2023
The inherent complexity of soil and its interactions with Earth’s diverse spheres, including the atmosphere, biosphere, hydrosphere, lithosphere within the ecosphere, and anthroposphere, requires that soil science specialists and students develop not ...
Said Al-Ismaily   +8 more
doaj   +1 more source

Soil testing for P and K has value in nutrient management for annual crops

open access: yesCalifornia Agriculture, 2016
Adequate nutrients in forms available to plant roots are essential for sustainable crop production. Soil testing for phosphorus and potassium availability allows growers and crop advisers to determine whether a soil is likely to respond to fertilization.
Daniel Geisseler, Gene Miyao
doaj   +1 more source

Tomography in soil science

open access: yesDokuchaev Soil Bulletin, 2016
The main advantages of applying computed tomography to studying soil samples include non-invasiveness, independence of the moisture content in the samples and the possibility for mathematical modelling. The methodological problems of this imaging technique include restrictions of the sample size, resolution limitations and segmentation difficulties.
SKVORTSOVA E.B.   +7 more
openaire   +3 more sources

Chloride levels increase after 13 years of recycled water use in the Salinas Valley

open access: yesCalifornia Agriculture, 2014
The use of recycled water for agriculture is a long-term water strategy in California. A study in the 1980s in Monterey County showed recycled water increased soil salinity but not to a level unacceptable for agriculture.
Belinda E. Platts, Mark Grismer
doaj   +1 more source

The international dissemination of Russian genetic soil science (pochvovedenie), 1870s – 1914

open access: yesHistoria provinciae: журнал региональной истории, 2018
This article considers the international dissemination of the Russian innovation of genetic soil science, devised by a team of scientists led by V. V. Dokuchaev in the 1870s and 1880s, over the decades down to 1914.
David Moon
doaj   +1 more source

26th soil science society of east africa conference on theme "Strategic Management of Soil Resources to Mitigate Climate Change for a Prosperous East Africa Region" [PDF]

open access: yesTropicultura, 2011
L'Organisation des Nations Unies, face aux inégalités croissantes a initié le processus des Objectifs du Millénaire pour le Développement (OMD) qui doivent être réalisés d'ici 2015.
Soil Science Society of East Africa
doaj  

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