Results 31 to 40 of about 20,693 (272)

Pengaruh Kompos, Bahan Humat dari Batubara tidak produktif dan Pupuk Buatan Terhadap Bibit Kakao (Theobroma cacao) pada Oxisol

open access: yesJurnal Riset Perkebunan, 2022
Organic matter has a very important role in determining the level of soil fertility, especially in marginal soils such as Oxisol which is widespread in Indonesia.
Dewi rezki, Siska Efendi, Herviyanti
doaj   +1 more source

Thermal Properties and Temporal Dynamics of Red Latosol (Oxisol) in Sustainable Agriculture and Environmental Conservation

open access: yesResources, 2023
Understanding and characterizing the relationship between soil and environmental temperatures is crucial for developing effective agricultural management strategies, promoting natural resource conservation, and developing sustainable production systems ...
Rodrigo Aparecido Jordan   +13 more
doaj   +1 more source

Simulating solute transport in an aggregated soil with the dual-porosity model: measured and optimized parameter values [PDF]

open access: yes, 1994
The capability of the first-order, dual-porosity model, which explicitly accounts for non-ideal transport caused by the presence of ‘immobile’ water, to predict the non-ideal transport of non-sorbing solute in a constructed aggregated soil has been ...
Augustijn, D.   +3 more
core   +3 more sources

Variabilidade espacial de MO, P, K e CTC do solo sob diferentes usos e manejos Spatial variability of MO, P, K and CTC of soil under different use and management conditions

open access: yesCiência Rural, 2007
O estudo da variabilidade espacial dos atributos químicos dos solos é particularmente importante em áreas onde o solo está submetido a diferentes manejos. O trabalho foi desenvolvido em Selvíria (MS), com o objetivo de avaliar a variabilidade espacial da
Eloiza Gomes Silva Cavalcante   +3 more
doaj   +1 more source

Nd and Sr Isotopes and REE Investigation in Tropical Weathering Profiles of Amazon Region

open access: yesFrontiers in Earth Science, 2022
The exceptional development of lateritic profiles make the Amazon one of the best places to conduct a refined study on the effects of long-term tropical climate on the Earth's surface rocks.
Adriana Maria Coimbra Horbe   +2 more
doaj   +1 more source

Forest-derived lignin biomarkers in an Australian oxisol decrease substantially after 90 years of pasture [PDF]

open access: yes, 2010
The dynamics of soil organic matter are a key factor in controlling the terrestrial carbon cycle. Compound specific stable carbon isotope analysis has given new insight in to the stability of individual organic molecules in soil.
Alexander Heim   +22 more
core   +1 more source

Sorption and mobility of thiabendazole in a Brazilian Oxisol [PDF]

open access: yesCiência e Natura, 2020
Thiabendazole is a benzimidazole class drug that is widely used due to its vermifugal and fungicidal properties. The present study investigates the behaviour of TBZ in the A and B horizons of a Red-Yellow Latosol typical of southern Minas Gerais State, Brazil.
Bianca Veloso Goulart   +6 more
openaire   +1 more source

Dependência espacial da resistência do solo à penetração e do teor de água do solo sob cultivo contínuo de cana-de-açúcar Spatial variability of soil penetration resistance and soil moisture at different periods of sampling under sugarcane crop

open access: yesCiência Rural, 2006
O cultivo intensivo dos solos e a utilização de máquinas e equipamentos pesados promovem a compactação do solo. A resistência do solo à penetração é uma medida que detecta esta compactação, contudo ela é fortemente influenciada pelo teor de água no solo.
Zigomar Menezes de Souza   +5 more
doaj   +1 more source

Ecological aspects of Bacillus thuringiensis in an Oxisol [PDF]

open access: yesScientia Agricola, 2003
Bacillus thuringiensis is a Gram positive, sporangial bacterium, known for its insecticidal habilities. Survival and conjugation ability of B. thuringiensis strains were investigated; vegetative cells were evaluated in non-sterile soil. Vegetative cells decreased rapidly in number, and after 48 hours the population was predominantly spores.
Ferreira, Lessandra Heck Paes Leme   +4 more
openaire   +3 more sources

Soil–Atmosphere Exchange of Nitrous Oxide, Nitric Oxide, Methane, and Carbon Dioxide in Logged and Undisturbed Forest in the Tapajos National Forest, Brazil [PDF]

open access: yes, 2009
Selective logging is an extensive land use in the Brazilian Amazon region. The soil–atmosphere fluxes of nitrous oxide (N2O), nitric oxide (NO), methane (CH4), and carbon dioxide (CO2) are studied on two soil types (clay Oxisol and sandy loam Ultisol ...
Asner, Gregory P.   +6 more
core   +2 more sources

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