Results 21 to 30 of about 4,863,000 (289)

Physico-Chemical Properties of Kaolin-Organic Acid

open access: yesMATEC Web of Conferences, 2017
Soil with more than 20% of organic content is classified as organic soil in Malaysia. Contents of organic soil consist of different types of organic and inorganic matter.
Yeo S.W.   +3 more
doaj   +1 more source

Evaluation of Liquid Organic Acids on the Performance, Chyme pH, Nutrient Utilization, and Gut Microbiota in Broilers under High Stocking Density

open access: yesAnimals, 2023
This study aimed to evaluate the efficacy of organic acids (OAs) in starter broilers and to investigate whether supplemental OAs could alleviate the high stocking density (HSD) stress condition in grower broilers.
Miaomiao Han   +6 more
doaj   +1 more source

New organic matter degradation proxies: Valid in lake systems? [PDF]

open access: yes, 2004
We determined concentrations and diagenetic state of organic matter in two cores from Lake Zug, Switzerland. To obtain a general picture of organic matter decay in the lake, we measured bulk parameters such as total organic carbon, total nitrogen, and ...
C. J. Schubert   +9 more
core   +1 more source

Utilization of the spent catalyst as a raw material for rechargeable battery production: The effect of leaching time, type, and concentration of organic acids

open access: yesInternational Journal of Renewable Energy Development, 2023
This study examines the potential use of the spent catalyst as a raw material for rechargeable batteries. The spent catalyst Ni/γ-Al2O3 still contains relatively high amounts of nickel. This indicates the potential use of the spent catalyst to be leached
Tabita Kristina Mora Ayu Panggabean   +5 more
doaj   +1 more source

Challenges in modelling dissolved organic matter dynamics in agricultural soil using DAISY [PDF]

open access: yes, 2008
Because dissolved organic matter (DOM) plays an important role is terrestrial C-,N-and P-balances and transport of these three components to aquatic environments, there is a need to include it in models.
Hansen, H.C.B.   +4 more
core   +2 more sources

Geochemical Characteristics of Released Organic Matters by Acid Decomposition of Hydrocarbon Source Rocks from Different Sedimentary Basins

open access: yesGeofluids, 2019
It has been acknowledged that carbonate was identified as the source rocks of a series of oil-gas fields worldwide. For evaluating the carbonate source rocks, total organic carbon (TOC) contents act as an important indicator.
Peng Liu   +4 more
doaj   +1 more source

Metabolic Roles of Plant Mitochondrial Carriers

open access: yesBiomolecules, 2020
Mitochondrial carriers (MC) are a large family (MCF) of inner membrane transporters displaying diverse, yet often redundant, substrate specificities, as well as differing spatio-temporal patterns of expression; there are even increasing examples of non ...
Alisdair R. Fernie   +2 more
doaj   +1 more source

Transcriptome Analysis Reveals Fruit Quality Formation in Actinidia eriantha Benth

open access: yesPlants, 2023
Actinidia chinensis Planch. is a fruit tree originating from China that is abundant in the wild. Actinidia eriantha Benth. is a type of A. chinensis that has emerged in recent years. The shape of A.
Peiyu Wang   +7 more
doaj   +1 more source

Selective leaching of low-grade phosphate ore using a mixture of organic acids [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2020
In the present study, reverse leaching method by the combination of acetic and lactic acid was used for recovery of phosphate from carbonate phosphate ore which contained about 10% P2O5.
Mehdi Gharabaghi   +2 more
doaj   +1 more source

The contribution of research to the development of organic farming in Europe [PDF]

open access: yes, 2002
On national as well as on EU level, research funds should be directed substantially towards organic farming in order to improve the economic and ecological performance of organic farming.
Niggli, Urs
core   +1 more source

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