Results 1 to 10 of about 16 (15)

Basalts of the Arapey Group and their potential use as a source of agrominerals (stonemeal)

open access: yesAgrociencia Uruguay, 2022
The technique known as rochagem, stonemeal or rocks of crops consists of the addition of rock dust to increase the fertility conditions of the soil. In this paper, preliminary geochemical studies of the basalts of Los Catalanes Formation (Grupo Arapey ...
Leticia Chiglino   +4 more
doaj   +1 more source

Rochas basálticas para rejuvenescer solos intemperizados

open access: yesRevista Liberato, 2021
Brazil is a country with huge geodiversity, which ensures it a distinguished position in the international mineral sector. Within this vast heritage, some rocks, besides being sources of various types of ores, are suitable for use as fertilizers.
Suzi Huff Theodoro   +3 more
doaj   +1 more source

The use of rocks to improve family agriculture in Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2006
During the second half of the 20th century, the introduction of new chemical agriculture technologies brought about a revolution in food production, but this has also cause deep deterioration in our relationships with the natural environment.
Suzi H. Theodoro, Othon H. Leonardos
doaj   +1 more source

Sustainable farming with native rocks: the transition without revolution

open access: yesAnais da Academia Brasileira de Ciências, 2006
The development process which humanity passed through favored a series of conquests, reflected in the better quality of life and longevity, however, it also provoked upsets and severe transformation in the environment and in the human food security. Such
William S. Fyfe   +2 more
doaj   +1 more source

Characterization of Ornamental Rock Residue and Potassium Liberation Via Organic Acid Application

open access: yesRevista Brasileira de Ciência do Solo, 2016
Organic acids present in organic matter and, or, exudates by microorganisms and plants can increase the liberation of potassium present in minerals.
Ramires Ventura Machado   +5 more
doaj   +1 more source

Stonemeal of amazon soils with sediments from reservoirs: a case study of remineralization of the tucuruí degraded land for agroforest reclamation

open access: yesAnais da Academia Brasileira de Ciências, 2013
This study suggests the employment of accumulated sediments in the reservoir of Tucuruí (Pará /Brazil) to remineralize the surrounding degraded soils. The approach was based on the principles of stonemeal technology.
SUZI H. THEODORO   +4 more
doaj   +1 more source

Gneiss and steatite vermicomposted with organic residues: release of nutrients and heavy metals

open access: yesInternational Journal of Recycling of Organic Waste in Agriculture, 2019
Purpose Use of silicate rock powders as fertilizer improves nutrient cycling, thus benefitting agriculture. The availability of nutrients to plants is often low, but can be increased when rock powder is vermicomposted and added.
Maria Eunice Paula de Souza   +4 more
doaj   +1 more source

Some topics on geochemistry of weathering: a review

open access: yesAnais da Academia Brasileira de Ciências, 2006
Weathering is a complex process comprising physical disaggregation, chemical and biological decomposition of rocks and minerals transforming complex structure minerals in simpler ones.
Milton L.L. Formoso
doaj   +1 more source

Crescimento de mudas de pinhão-manso em resposta a adubação com superfosfato simples e pó-de-rocha Growth of jatropha seedlings in response to single superphosphate and rock-flour fertilization

open access: yesRevista Ciência Agronômica, 2012
Pesquisas feitas com pó-de-rocha têm mostrado a potencialidade de alguns desses resíduos em promover o enriquecimento mineral de solos; prática definida como rochagem do solo.
Fabiano Barbosa de Souza Prates   +5 more
doaj   +1 more source

Editorial: Rocks, plants, and microbes, volume II. [PDF]

open access: yesFront Plant Sci, 2023
Lisboa BB, Granada CE, Vargas LK.
europepmc   +1 more source

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