Results 21 to 30 of about 230 (98)

Primer reporte de inmaduros de Cryptocephalus Geoffroy, 1762 (Coleoptera: Chrysomelidae) de Brasil con notas de su bioecología sobre Wedelia goyazensis Gardner (Asteraceae) y síntesis de los registros de presencia del género en territorio brasileño [PDF]

open access: yes, 2022
Cryptocephalus Geoffroy, 1762 is recognized for its cosmopolitan distribution and great richness, with at least 1700 described species. However, information is lacking for Brazil: (1) no record of immatures; and (2) almost nothing about the biology ...
de Moura Lima, Iracilda Maria   +3 more
core   +2 more sources

Reevaluation of the cox1 group I intron in Araceae and angiosperms indicates a history dominated by loss rather than horizontal transfer [PDF]

open access: yes, 2008
The origin and modes of transmission of introns remain matters of much debate. Previous studies of the group I intron in the angiosperm cox1 gene inferred frequent angiosperm-to-angiosperm horizontal transmission of the intron from apparent incongruence ...
Cusimano, Natalie   +2 more
core   +1 more source

Seasonal variations in heavy metal concentrations in soil and some selected crops at a landfill in Nigeria [PDF]

open access: yes, 2016
In this study, the seasonal variations in concentrations of the heavy metals - As, Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb and Zn - in soil and crops from a farm near the refuse dump site of Obafemi Awolowo University, Ile-Ife, Nigeria were investigated during ...
Feuyit, G   +3 more
core   +2 more sources

Agro morphological characterization of taro (Colocasia esculenta) and yautia (Xanthosoma mafaffa) in Togo, West Africa

open access: yesAfrican Journal of Agricultural Research, 2018
Taro and yautia are two edible aroids grown in the humid tropics of Asia, Africa and Latin America and used as staple food crops by millions of people in developing countries. They are mainly propagated vegetatively. Selection and improvement of these crops require characterization using desirable morphological traits for various end-uses.
BAMMITE Damigou   +6 more
openaire   +1 more source

Properties of Malanga Flours and their Use in Pastes and Gluten Free Breads [PDF]

open access: yes, 2021
Tesis por compendio[ES] El uso de Colocasia esculenta (L.) Schott y Xanthosoma sagittifolium (L.) Schott como materia prima en forma de almidón o harina es una alternativa sostenible y nutritiva al trigo y otros granos.
Calle Domínguez, Jehannara
core   +1 more source

EFEITO DA ADUBAÇÃO ORGÂNICA, ESPAÇAMENTO E TAMANHO DE RIZOMASEMENTE SOBRE ARTRÓPODES EM MANGARITO XANTHOSOMA MAFAFFA SCHOTT

open access: yesArquivos do Instituto Biológico, 2007
RESUMO O presente trabalho teve como objetivo estudar o efeito de doses crescentes de adubo orgânico, espaçamento e tamanho de propágulos, face foliar e dossel sobre a população de artrópodes associados à cultura do mangarito Xanthosoma mafaffa. Não se detectou ataque de artrópodes em rizomas de mangarito e baixa densidade nas folhas (0,40/folha).
Leite, G.L.D.   +5 more
openaire   +3 more sources

Quantitative Changes in Soil Properties and Plant Uptake of Metals on Municipal Solid Waste Dumpsite in Nigeria [PDF]

open access: yes, 2015
In this work concentrations of Cd, Pb, Cr, Fe, Co, Ni, Cu, Zn and Mn were determined in soils and plants from refuse dumpsites in Ado Ekiti, Nigeria. The refuse dump soils were evaluation using contamination/pollution factor (C/P), Enrichment factor (EF),
A.A. Ojo, E. Adewole, O.T. Ogunmodede
core   +1 more source

Produtividade de cinco acessos de mangarito em Montes Claros-MG [PDF]

open access: yes, 2015
Objetivou-se avaliar agronomicamente cinco acessos de mangarito nas condições de Montes Claros-MG. O experimento foi conduzido em Horta Experimental do Instituto de Ciências Agrárias da UFMG, Montes Claros, de 10/06/2010 a 03/06/2011.
Antônio A Brandão   +4 more
core   +1 more source

Culturas anuais para sistemas agroflorestais com Calophyllum braziliense em várzea e terraço fluvial. [PDF]

open access: yes, 2013
A Mata Atlântica é um complexo de ecossistemas com elevada diversidade biológica; um dos biomas mais ameaçados do mundo pelas agressões às florestas; uma das cinco regiões do planeta de maior prioridade para a conservação.
Devide, Antonio Carlos Pries
core  

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