Results 111 to 120 of about 3,446 (205)

Improving Phosphate Efficiency by Phosphate Solubilizing Bacteria and Organic Matter Estimated by Radio Isotop (32P) Technique in Some Soils

open access: yesJournal of Tropical Soils, 2012
Phosphorous (P) contents in many soils are varies highly along with their ability to provide available P to plant growth. Soils may contain very high in total P, but low in available P due to high P adsorbed by soil matrix and all their adsorbing agents.
Martinus Harsanto Pandutama   +2 more
doaj  

Clay mineralogy of tephras and associated paleosols and soils, and hydrothermal deposits, North Island [New Zealand] [PDF]

open access: yes, 1993
Tour themes and itinerary The tour centres on the occurrence and genesis of clay minerals, especially allophane, halloysite, and ferrihydrite, associated with both Quaternary rhyolitic airfall tephra (volcanic ash) deposits and volcanogenic alluvium ...
Lowe, David J., Percival, H.J.
core   +1 more source

Extracción de Sustancias Hidrofóbicas de Andisols Repelentes al Agua del Oriente Antioqueño, con Solventes Polares

open access: yesRevista Facultad Nacional de Agronomía Medellín, 1997
Muestras de Andisols repelentes al agua fueron sometidas a extracciones con mezclas de solventes orgánicos de diferentes polaridaddes; los lavados con mezclas de polaridades 5 y 6 removieron completamente la hidrofobicidad del suelo, sin importar el ...
Jaramillo J. Daniel F.   +4 more
doaj  

Perspective of soil carbon sequestration in Chilean volcanic soils

open access: yesnpj Materials Sustainability
We analysed a large dataset consisting of 457 soil profiles of Andisols and Ultisols of volcanic origin compared to 60 non-volcanic soils. We hypothesised that soil pH has a greater impact on the development of Al-organomineral complexes in volcanic ...
Francisco Matus   +13 more
doaj   +1 more source

Study of Sorption Kinetics and Sorption-Desorption Models to Assess the Transport Mechanisms of 2,4-Dichlorophenoxyacetic Acid on Volcanic Soils. [PDF]

open access: yesInt J Environ Res Public Health, 2021
Cáceres-Jensen L   +7 more
europepmc   +1 more source

Tropical Volcanic Soils From Flores Island, Indonesia

open access: yesJournal of Tropical Soils, 2010
Soils that are developed intropical region with volcanic parent materials have many unique properties, and high potential for agricultural use.The purpose of this study is to characterize the soils developed on volcanic materials from Flores Island ...
Hikmatullah, Kesumo Nugroho
doaj  

Selected Physical Properties of Andisols under Different Land Use Condition in Gunung Kerinci Subdistrict, Jambi

open access: yesJournal of Tropical Soils, 2010
Objective of the research was to study the effect of different land use at some land slopecondition on some physical properties of Andisols in Gunung Kerinci Subdistrict, Jambi..
Endriani
doaj  

A Comparative Study of the Synthesis and Characterization of Biogenic Selenium Nanoparticles by Two Contrasting Endophytic Selenobacteria. [PDF]

open access: yesMicroorganisms, 2023
Sans-Serramitjana E   +7 more
europepmc   +1 more source

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