Results 181 to 190 of about 20,030 (228)
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Vigna unguiculata subsp. unguiculata Walp.

2007
Dolichos sinensis Linnaeus, Centuria II Plantarum: 28. 1756. "Habitat in India." RCN: 5330. Lectotype (Merrill, Interpret. Rumph. Herb. Amb.: 284. 1917): [icon] "Dolichus Sinensis" in Rumphius, Herb. Amboin. 5: 375, t. 134. 1747. Current name: Vigna unguiculata (L.) Walp. subsp. unguiculata (Fabaceae: Faboideae).
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Vigna unguiculata Walp.

2022
Published as part of Monteiro, Francisca, Costa, Esperança Da, Kissanga, Raquel, Costa, José Carlos & Catarino, Luís, 2022, An annotated checklist of the vascular flora of Quiçama National Park, Angola, pp.
Monteiro, Francisca   +4 more
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Vigna unguiculata (L.) Walp.

2022
Published as part of Zhou, Ya-Dong, Mwachala, Geoffrey, Hu, Guang-Wan & Wang, Qing-Feng, 2022, Annotated checklist of the vascular plants of Mount Kenya, East Africa, pp.
Zhou, Ya-Dong   +3 more
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Cowpea [Vigna unguiculata (L.) Walp.]

2014
Agrobacterium tumefaciens-mediated transformation is an efficient method for incorporating genes and recovering stable transgenic plants in cowpea because this method offers several advantages such as the defined integration of transgenes, potentially low copy number, and preferential integration into transcriptional active regions of the chromosome ...
Ratikanta, Behura   +10 more
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Cowpea (Vigna unguiculata L. Walp.)

Field Crops Research, 1997
Abstract Cowpea (Vigna unguiculata L. Walp.) is a widely adapted, stress tolerant grain legume, vegetable, and fodder crop grown on about 7 million ha in warm to hot regions of Africa, Asia, and the Americas. This review focuses on major breeding achievements, current objectives, and future opportunities for cowpea improvement.
J.D. Ehlers, A.E. Hall
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α-Galactosidases of Vigna unguiculata

Phytochemistry, 1989
Abstract Three forms of α-galactosidase, I, II 1 and II 2 , were isolated from dormant cowpeas by means of gel filtration and ion exchange chromatography. Enzymes I, II 1 and II 2 exhibited optimum activity at pH 5.0, 5.9 and 5.3, respectively. The activation energies for the hydrolysis of p -nitrophenyl α- d -galactoside (PNPG) were 5.1, 3.5 and
S.R. Alani, D.M. Smith, P. Markakis
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Vigna unguiculata cv-gr. Unguiculata

2011
The cultivated cowpea, Vigna unguiculata spp. unguiculata is considered to have originated in Africa from its wild ancestral form, V. ­unguiculata subsp. dekindtiana (Harms) Verdc. (Ng and Marechal 1985) and a large genetic diversity of wild types occurs throughout the African continent, with southern Africa being the richest.
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Cowpea (Vigna unguiculata (L.) Walp.)

1996
The cowpea is an old world crop which is believed to have originated in Africa (Rachie and Roberts, 1974; Ng and Marechal, 1985; Steele et al., 1985). A survey of the germplasm accessions from Nigeria, Niger, Burkina Faso and Ghana showed greater diversity than accessions from other areas in Africa (Ng and Marechal, 1985), leading to the conclusion ...
E. Nwokolo, S. N. Ilechukwu
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Anthocyanins in cowpea [Vigna unguiculata (L.) Walp. ssp. unguiculata]

Food Science and Biotechnology, 2010
The aim of this study was to isolate and identify the anthocyanins in the black seed coated cowpea [Vigna unguiculata (L.) Walp. ssp. unguiculata] using reverse phase C-18 open column chromatography and high performance liquid chromatography (HPLC) with diode array detection and electro spray ionization/mass spectrometry (DAD-ESI/MS) analysis ...
Tae Joung Ha   +9 more
openaire   +1 more source

Cowpea [Vigna unguiculata (L.) Walp.] Breeding

2019
Cowpea, Vigna unguiculata (L.) Walp., is an important grain legume grown and consumed not only in the dry savannah areas of Sub-Saharan Africa but also in many other tropical and subtropical regions. It provides income, food and nutrition security to millions of people.
Ousmane Boukar   +6 more
openaire   +1 more source

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