Results 11 to 20 of about 393,806 (312)

Soil Surveys — They're Not Just for Farmers.

open access: yesIssues in Science and Technology Librarianship, 2009
Soil surveys may sound boring and useful only to farmers; however, nothing could be further from the truth. Soil surveys do contain inventories of the soils of an area; however, they also contain a wealth of tabular data that help interpret whether a ...
Lorraine J. Pellack
doaj   +1 more source

Soil Surveys and Soil Analyses

open access: yesThe Journal of Agricultural Science, 1911
In undertaking a survey of the soils of a given district the methods of analysis and the classification to be adopted (which in its turn shapes the scheme of the work) must be determined by the purpose before the investigator at the outset. His end may be scientific–to assign the soils in question to their types, or practical–to give information to the
Hall, A. D., Russell, E. J.
openaire   +1 more source

Estimating soil degradation in montane grasslands of North-eastern Italian Alps (Italy) [PDF]

open access: yes, 2019
Grasslands cover a large portion of the terrestrial ecosystems, and are vital for biodiversity conservation, environmental protection and livestock husbandry.
Masin, Roberta   +4 more
core   +2 more sources

The Forum of European Geological Surveys Geochemistry Task Group 1994-1996 inventory [PDF]

open access: yes, 1997
The Forum of European Geological Surveys (FOREGS) includes representatives from 33 European countries and is responsible for co-ordinating Geological Survey activities in Europe.
Fordyce, F.M.   +5 more
core   +1 more source

Geostatistics or machine learning for mapping soil attributes and agricultural practices

open access: yesRevista Ceres, 2020
Applying the upcoming technologies in agriculture has been a major economic, environmental and social challenge for scientists and farmers. In order to overcome such challenge, this study evaluated the advantages and limitations of using geostatistics ...
Wanderson de Sousa Mendes   +4 more
doaj   +1 more source

Improving ecological surveys for the detection of cryptic, fossorial snakes using eDNA on and under artificial cover objects

open access: yesEcological Indicators, 2021
Performing ecological surveys for secretive, fossorial snakes is challenging. Traditional survey methods involve visual observation under artificial cover objects (ACOs); this is labor-intensive and requires multiple consistent surveys of suitable ...
Laura Matthias   +4 more
doaj   +1 more source

Spatial variation in biodiversity, soil degradation and productivity in agricultural landscapes in the highlands of Tigray, northern Ethiopia [PDF]

open access: yes, 2009
There is a growing concern about food security and sustainability of agricultural production in developing countries. However, there are limited attempts to quantify agro-biodiversity losses and relate these losses to soil degradation and crop ...
Bruggen, A.H.C., van   +3 more
core   +2 more sources

Hydrological Aspects of Electromagnetic Surveys

open access: yesJournal of Agricultural and Marine Sciences, 2014
Interpreting Electromagnetic (EM) surveys - Electromagnetic induction techniques have now largely replaced previous descriptive, and largely subjective, techniques used for soil salinity surveys.
Baden G. Williams, John Anderson
doaj   +1 more source

How well does digital soil mapping represent soil geography? An investigation from the USA [PDF]

open access: yesSOIL, 2022
We present methods to evaluate the spatial patterns of the geographic distribution of soil properties in the USA, as shown in gridded maps produced by digital soil mapping (DSM) at global (SoilGrids v2), national (Soil Properties and Class 100 m Grids of
D. G. Rossiter   +4 more
doaj   +1 more source

DETERMINATION OF SOIL VOLUME BY PLANIALTIMETRIC SURVEY METHODS [PDF]

open access: yesEngenharia Agrícola, 2020
Considering the importance of topographic surveys to determine soil volumes and study efficient and accessible alternatives for this operation, this study aimed to analyze methods and respective equipment for planialtimetric surveys to determine soil ...
Luiz S. Vanzela   +2 more
doaj   +1 more source

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