Results 11 to 20 of about 9,861 (224)

Long-term effect of fertilization and manuring on soil aggregate carbon mineralization

open access: yesThe Indian Journal of Agricultural Sciences, 2021
The 32 years impact of manuring and fertilization on carbon mineralization in macro- and micro-aggregates in major soil groups of India was studied.
RAJENDRA KUMAR YADAV   +15 more
doaj   +1 more source

Growth response of pigeon pea (Cajanus cajan L. Millsp) on saline and alfisol soils [PDF]

open access: yesE3S Web of Conferences, 2021
As an archipelago country, Indonesia is surrounded by abundant saline soils which could be potential for growing food crops. The research work was conducted to study the growth responses of some pigeon pea genotypes on saline soils.
Soedarjo M.
doaj   +1 more source

Studying the Residual Effect of Zeolite and Manure on Alfisols Cation Exchange Capacity and Green Bean Yield

open access: yesSains Tanah: Journal of Soil Science and Agroclimatology, 2019
Nowadays the innovations in organic agriculture systems continue to be developed to achieve a sustainable agriculture system. In Indonesia with high rainfall, nutrient loss is still a major problem.
Ahmad Yazid Fudlel   +3 more
doaj   +1 more source

Microscopic observations of the recent soils: a step for understanding the paleosols [PDF]

open access: yes, 2009
The microscopic observations of the recent soil horizons were conducted in Okayama, Japan (moderate climate). The several soil horizons, including two surface (epipedon) and three subsurface horizons, were recognized in the forest, poorly vegetated hill,
Suzuki, Shigeyuki, 福地, 亮
core   +1 more source

Short communication: Nitrogen use efficiency of maize (Zea mays L.): Organic versus inorganic fertilisers effects

open access: yesSoil & Environment, 2019
Nitrogen Use Efficiency (NUE) of a crop could be an important index in determining efficiency of a fertiliser. This study presents the investigation of NUE of maize; comparing organic fertiliser and mineral fertiliser NPK. The field trials were conducted
AyanfeOluwa Olufemi Emmanuel   +1 more
doaj   +1 more source

Assessment of micronutrients fractionations and mobility in soils of eastern Uttar Pradesh

open access: yesThe Indian Journal of Agricultural Sciences, 2021
In the present investigation, an attempt has been made to assess the various chemical forms and mobility factor (MF) for zinc (Zn), copper (Cu), iron (Fe) and manganese (Mn) in different soils of eastern Uttar Pradesh.
ABHIK PATRA   +3 more
doaj   +1 more source

A comparative Digital Soil Mapping (DSM) study using a non-supervised clustering analysis and an expert knowledge based model - A case study from Ahuachapán, El Salvador [PDF]

open access: yes, 2020
DSM is the inference of spatial and temporal soil property variations using mathematical models based on quantitative relationships between environmental information and soil measurements.
Casares, Francisco   +5 more
core   +3 more sources

Long-term impacts of integrated nutrient management with equivalent nutrient doses to mineral fertilization on soil organic carbon sequestration in a sub-tropical Alfisol of India

open access: yesCarbon Management, 2020
Limited evidence is available on carbon sequestration potential of long-term integrated nutrient management (INM) versus mineral fertilization, when equivalent amounts of nutrients were added. Hence, this study was carried out to understand the impact of
Ankita Trivedi   +7 more
doaj   +1 more source

Least limiting water range and degree of compactness of soils under no- tillage

open access: yesBioscience Journal, 2015
The least limiting water range (LLWR) and degree of compactness (DC) can be useful indicators of soil physical quality and crop yield. This study focused on assessing of LLWR, DC and evaluation of critical values to crop growth of an Alfisol and Oxisol ...
Claudia Liane Lima   +3 more
doaj   +3 more sources

Manganese and zinc in acidic agricultural soils from Central Spain: Distribution and phytoavailability prediction with chemical extraction tests [PDF]

open access: yes, 2009
The extractability and distribution of manganese (Mn) and zinc (Zn) were evaluated in acidic agricultural soils from Central Spain. Both single (0.1 M hydrochloride [HCl] and 0.05 M ethylenediaminetetraacetate [EDTA]) and sequential extraction procedures
López Valdivia, Luis Manuel   +4 more
core   +2 more sources

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