Results 31 to 40 of about 869,485 (314)

A global soil spectral calibration library and estimation service

open access: yesSoil Security, 2022
There is growing global interest in the potential for soil reflectance spectroscopy to fill an urgent need for more data on soil properties for improved decision-making on soil security at local to global scales.
Keith D. Shepherd   +5 more
doaj   +1 more source

Assessment of different pools of organic carbon for better C management in cotton-growing shrink-swell soils of Jalgaon district, Maharashtra

open access: yesThe Indian Journal of Agricultural Sciences, 2016
Information on dynamics of soil organic carbon (SOC) in agricultural soils is important for sustained crop productivity, maintenance of soil health and alleviating the climate related stress.
A S GAJARE, D K MANDAL, JAGDISH PRASAD
doaj   +1 more source

Terrain-Integrated Soil Mapping Units (SMUs) for Precision Nutrient Management: A Case Study from Semi-Arid Tropics of India

open access: yesNDT - Journal of Non-Destructive Testing
This study presents a terrain-integrated Soil Management Unit (SMU) framework for precision agriculture in semi-arid tropical basaltic soils. Using high resolution (10-ha grid) sampling across 4627 geo-referenced locations and machine learning-enhanced ...
Gopal Tiwari   +7 more
doaj   +1 more source

Probabilistic disaggregation of legacy soil maps using DSMART: a multi-realization framework for soil classification

open access: yesDiscover Soil
This study evaluates of the DSMART (Disaggregation and Harmonisation of Soil Map Units Through Resampled Classification Trees) algorithm for the probabilistic updating of legacy soil maps in Bhadesar block, Chittorgarh district, Rajasthan.
Pravash Chandra Moharana   +8 more
doaj   +1 more source

Comprehensive assessment of heavy metals contamination in soil and water in peri-urban areas of National Capital Territory, Delhi

open access: yesEnvironment Conservation Journal, 2022
Contamination of soil and irrigation water by heavy metals (HMs) is a genuine concern due to the possible effect on human well-being via food chain. Thus, an assessment was carried out to find HMs concentration level in water and soil samples of peri ...
Jaya N. Surya   +4 more
doaj   +1 more source

Misc. Pub. 85-4 [PDF]

open access: yes, 1985
Paper copies in Archives, Acc #:2013-0059Soils have been surveyed in various parts of Alaska to meet resource -development needs since territorial days.
Ping, Chien-Lu
core  

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Foxnut (makhana): a productive and economic crop providing good niche for soil carbon storage and stability in lower Gangetic wetlands

open access: yesScientific Reports
Commercial crop Foxnut (makhana) cultivation is being popularized for the productive utilization of wetlands in eastern India. Here, the impact of two different cropping on organic C (OC) stock, stability, exogenous C input by crops, system yield, and ...
Shreyasi Gupta Choudhury   +10 more
doaj   +1 more source

Soil Mercury Survey at Makaroyen Village in Kotamobagu Geothermal Field, North Sulawesi, Indonesia [PDF]

open access: yes, 2016
Kotamobagu geothermal field is one of the prospective geothermal development in North Sulawesi, Indonesia. The soil mercury survey were conducted in Kotamobagu, mainly withinMakaroyen village, on the foot of Ambang Mountain.
Riogilang, H. (Hendra)
core  

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