Results 81 to 90 of about 15,958 (217)

Molecular Markers for Genetic Diversity Studies in African Leafy Vegetables [PDF]

open access: yes, 2016
African leafy vegetables are becoming important crops in tackling nutrition and food security in many parts of sub-Saharan Africa, since they provide important micronutrients and vitamins, and help resource-poor farm families bridge lean periods of food ...
Abukutsa-Onyango, Mary   +5 more
core   +2 more sources

Blue light‐induced stomatal opening is associated with species‐specific changes in primary metabolism but not with starch breakdown in guard cells

open access: yesNew Phytologist, Volume 248, Issue 5, Page 2347-2360, December 2025.
Summary Blue light (BL)‐induced stomatal opening has been associated with starch breakdown within Arabidopsis guard cells (GCs). However, whether this mechanism is conserved in angiosperms and which metabolic pathways are activated downstream of BL perception and/or starch degradation, remains unknown.
Humaira Bahadar   +7 more
wiley   +1 more source

Agronomic evaluation of cowpea as a function of weed control with herbicides and different combinations

open access: yesRevista Ciência Agronômica, 2016
Cultivation of the cowpea is important in various regions of Brazil, but competition from weeds is one of the factors which limit productivity. The aim of this study therefore was to evaluate the pre-plant selectivity and efficiency of different ...
Wando Wilson de Oliveira Souza   +4 more
doaj   +1 more source

Discriminate function analysis in cowpea (Vigna unguiculata (L.) Walp.)

open access: yesElectronic Journal of Plant Breeding, 2021
The discriminant function technique was used to construct selection indices in forty two genotypes of cowpea (Vigna unguiculata (L.) Walp.). Sixty three selection indices involving seed yield per plant and its five components were constructed using the discriminant function technique.
openaire   +2 more sources

Off‐season crops as a strategy for renovating degraded pastures and improving maize yield in a low‐altitude tropical region

open access: yesAgronomy Journal, Volume 117, Issue 6, November/December 2025.
Abstract Brazil can expand cultivated areas without deforestation by restoring degraded pastures and optimizing grain production through off‐season crops. This study evaluated eight off‐season treatments, including fallow, monocrops, and intercropping combinations, and their effects on maize (Zea mays L.) intercropped with guinea grass (Megathyrsus ...
Sarah V. Pedrão   +7 more
wiley   +1 more source

Coeficiente del cultivo de Vigna unguiculata L. Walp. cv. INIAP-463 para periodos secos y lluviosos utilizando lisimetría de drenaje

open access: yesLa Técnica: Revista de las Agrociencias, 2020
Coefficient of Vigna unguiculata L. Walp. for dry and rainy periods in the Chone river valley Resumen El uso del agua en la agricultura es una actividad muy demandante a nivel mundial, por ello es necesario conocer la cantidad de agua que consumen ...
Jesús Enrique Chavarría Párraga   +4 more
doaj   +1 more source

Allozyme diversity of cultivated cowpea Vigna unguiculata (L.) Walp.

open access: yesTheoretical and Applied Genetics, 2000
A survey of allozyme variation in cultivar-groups of cowpea [Vigna unguiculata (L.) Walp.] was undertaken by examining 21 enzyme systems encoded by 36 loci in 271 accessions representing the five cultivar-groups. Very low levels of variation were found within accessions, which is typical of self-pollinating species.
openaire   +2 more sources

Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance

open access: yesFood Science &Nutrition, Volume 13, Issue 11, November 2025.
Even though histamine plays an important role in human health, it has been associated with food intoxication and intolerance episodes. The most relevant, current state of knowledge regarding histamine's biochemical and health aspects is provided. Histamine levels are provided for 17 food groups, including 335 food types and 11,437 samples, allowing ...
Maria Beatriz A. Gloria   +6 more
wiley   +1 more source

Investigating the effects of low input drying procedures on maize (Zea mays L.), cowpea (Vigna unguiculata L.) and bambara groundnut (Vigna subterranea (L.) Verdc.) seed quality in Benin [PDF]

open access: yes, 2004
Four drying regimes (sun, shade, silica gel and conventional drying room) were compared using seeds of Zea mays L. (cv. DMR-ESR-W), Vigna unguiculata (L.) Walp. (cv. NI 86-650-3) and Vigna subterranea (L.) Verde. {local white va­riety).
Achigan-Dako, Enoch G.   +3 more
core  

Effects of Legume‒Cereal Rotation on Sorghum Rhizosphere Microbial Community Structure and Nitrogen‐Cycling Functions

open access: yesMicrobiologyOpen, Volume 14, Issue 5, October 2025.
Our metagenomic study revealed the impact of sorghum cultivated in soils previously grown with cowpea, soybean, and maize on rhizosphere microbiome and soil nitrogen cycling. ABSTRACT Legumes form mutualistic interactions with specific soil microbiomes that fix atmospheric nitrogen and improve soil fertility.
Ben Jesuorsemwen Enagbonma   +2 more
wiley   +1 more source

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