Results 31 to 40 of about 1,666 (90)

Tamanho de amostra para a estimação da média do comprimento, diâmetro e massa de sementes de feijão de porco e mucuna cinza Sample size for estimating the average length, diameter and weight of seeds of jack bean and velvet bean

open access: yesCiência Rural, 2012
O objetivo deste trabalho foi determinar o tamanho de amostra necessário para a estimação da média do comprimento, dos diâmetros maior e menor e da massa de sementes de feijão de porco (Canavalia ensiformis) e de mucuna cinza (Stizolobium cinereum).
Alberto Cargnelutti Filho   +5 more
doaj  

Cembranolides and Related Constituents from the Soft Coral Sarcophyton cinereum

open access: yesMolecules, 2022
In an attempt to explore the bioactive metabolites of the soft coral Sarcophyton cinereum, three new cembranolides, cinerenolides A–C (1–3), and 16 known compounds were isolated and identified from the EtOAc extract.
Chih-Hua Chao   +5 more
semanticscholar   +1 more source

The fasciola cinereum of the hippocampal tail as an interventional target in epilepsy

open access: yesNature Medicine
Targeted tissue ablation involving the anterior hippocampus is the standard of care for patients with drug-resistant mesial temporal lobe epilepsy. However, a substantial proportion continues to suffer from seizures even after surgery.
Ryan M Jamiolkowski   +8 more
semanticscholar   +1 more source

Metabolic rates in the squareback marsh crab Armases cinereum

open access: yesEcology and Evolution, 2022
Metabolic rate is a basic individual metric that extends beyond the individual to link the ecology of populations, communities, and ecosystems via its role as a central component of energy budgets.
Nanette Smith   +4 more
semanticscholar   +1 more source

Ata e resumos... [PDF]

open access: yes, 2013
Adubação verde e rotação de culturas; Indicações tecnológicas para adubação verde e rotação de culturas; Ações da difusão de tecnologia, assistência técnica e produção de sementes para rotação de culturas e adubação verde.bitstream/item/23328/1/Doc45 ...
REUNIÃO CENTRO-SUL DE ADUBAÇÃO VERDE E ROTAÇÃO DE CULTURAS, 2., 1989. Londrina.
core  

Low Carbon Technologies for Agriculture in Dryland: Brazilian Experience [PDF]

open access: yes, 2018
Anthropogenic activities have altered the atmospheric composition since the industrial era, especially with the increasing greenhouse gas emission due to fossil fuel combustion, cement production, and land-use change.
Angelotti, Francislene   +5 more
core   +1 more source

Selection of species tolerant to the herbicide sulfentrazone with potential for phytoremediation of contaminated soils
Seleção de espécies tolerantes ao herbicida sulfentrazone com potencial para a fitorremediação de solos contaminados

open access: yesSemina: Ciências Agrárias, 2012
This paper aimed to select species with potential for phytoremediation of soils contaminated with the herbicide sulfentrazone. Eight species were evaluated: Arachis pintoi, Eleusine coracana, Crotalaria spectabilis, Crotalaria ochroleuca, Cajanus cajan ...
João Carlos Madalão   +8 more
doaj  

Evaluación de las especies fitorremediadoras aplicadas en suelos agrícolas contaminados con pesticidas [PDF]

open access: yes, 2021
La presencia de sustancias tóxicas en el suelo es una problemática de alta prioridad considerando que afectan la inocuidad de la cadena alimentaria y la presencia de pesticidas cobra vigencia por los volúmenes que se utilizan en las actividades ...
Acuña Medina, Yolivia Virginia   +1 more
core  

Projeto Parque Frei Veloso: levantamento detalhado dos solos do Campus da Ilha do Fundão, UFRJ. [PDF]

open access: yes, 2017
O levantamento de solos foi realizado em nível detalhado de acordo com a metodologia desenvolvida pelo Centro Nacional de Pesquisa de Solos - Embrapa Solos.
AGAREZ, F. V.   +2 more
core   +1 more source

Nitrate in soil solution with use of plant cocktails as green manure in diferent tillage systems in the brazilian semi-arid [PDF]

open access: yes, 2017
Tillage systems strongly affect nutrient transformations and plant availability. The objective of this study was to assess the nitrate dynamic in soil solution in different tillage systems with use of plant cocktail as green manure in fertilized melon ...
FIGUEIREDO NETO, A.   +4 more
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