botany of cowpea pdf

High night temperatures during floral development induce male sterility in cowpea (Vigna unguiculata [L.] Walp. In addition to dietary fiber, cowpeas contain many health-promoting components such as vitamins, minerals The grain provides valuable protein and the leaves are used as a nutritious vegetable. Breeding For Resistance to Diseases 9. Most users should sign in with their email address. Singh wrote this book to serve as an accessible summary of cowpea breeding, management,and use. Botany 4. Seedlings of two Nigerian varieties of cowpea (IT82D and IT84E716) were grown together from seeds on loamy soil for 8 weeks in two identical sloping moisture gradient boxes established outdoors during the dry season. Author(s): David Shibles 13. The cowpea (Vigna unguiculata) is an annual herbaceous legume from the genus Vigna.Due to its tolerance for sandy soil and low rainfall, it is an important crop in the semiarid regions across Africa and Asia. No significant depth to water table × variety interactions were recorded for any characters examined. It is a subsistence crop, often intercropped with sorghum, maize and pearl millet. For all growth characters determined, differences between the two varieties did not differ statistically though variety IT84E716 showed marginal improvement over variety IT82D. The frequency and unreliability of rainfall pose problems to Cowpea (Vigna unguiculata L. Walp) is an important legume crop in most part of the world and is of health benefit in addition to the nutritional potential. Cowpea is a legume that is extensively grown throughout sub-Saharan Africa. An assignment on Systematics of Cowpea (Vigna unguiculata (L.) Walp VSC 506 Systematics of Vegetable crops (1+1) Submitted to : Dr. S.N.Saravaiya I/C Professor Dept. Slippery flowers as a mechanism of defence against nectar-thieving ants, The rachis cannot hold, plants fall apart. Apex—The tip of a shoot or root. Millions of african farmers grow cowpea, some two hundred million africans consume Cowpea meristems did not require exogenously supplied hormones for maximum (100%) plant regeneration to occur. k,pÚP»g¥ö æÈA9XDÀµm´F‘ ¹ÐX˜ìÒ?©I^ÑãeQÌ=ĬX Y®¢Â΢X ý3‰ C%Y wt. Ago-Iwoye, Ogun State, Nigeria. by : Avisha Ram Budhani Reg. A commentary on: ‘The unique disarticulation layer formed in the rachis of, Field guide to the (wetter) Zambian miombo woodland, https://doi.org/10.1093/oxfordjournals.aob.a087872, Receive exclusive offers and updates from Oxford Academic, Copyright © 2021 Annals of Botany Company. ... Department of Botany, University of Lagos, Nigeria (2) … Varieties 11. wt. 4th Century B.C.E: Both Aristotle and Theophrastus got involved in identifying plants and describing them. Breeding For Resistance to Insect Pests 10. 52 000, 58 000, and 63 000 in roughly equal amounts. It is one of the economically significant and cosmopolitan viruses known to inflict severe yield losses in cowpea. dekindtiana ). Breeding Objectives 7. cowpea. Breeding Procedures 8. Eighteen different plastome types were found among 26 accessions of wild cowpea (V. unguiculata ssp. The experiment supported the hypothesis that depth to water table may provide a major edaphic control of cowpea unless there is frequent rainfall or irrigation. The cowpea leaves are usually picked when green and eaten as a vegetable. Please check your email address / username and password and try again. - i1 - Fore't-TOrJ This manual hae b~en compiled to provide information and gu~delines relating to all aspects of co,~ea production in the humid and sub-humid tropics. Department of Biological Sciences, Ogun State University, P.M.B. Nigeria is the largest producer of cowpea in the world. systematics and production technology of cowpea 1. Yield of cowpea is low due to insect pests infestation. As in Mexico, in Central America, the cowpea crop goes back to the pre-columbian era. Oxford University Press is a department of the University of Oxford. Cowpea (Vigna unguiculata L. Cowpea ( Vigna unguiculata cylindrica (L.) Walp.) Abstract. The experimental design was a randomized complete block in a split-plot arrangement with three replications. ADVERTISEMENTS: After reading this article you will learn about: 1. billion. 2002. For cultural reasons and its high nutritional value, the bean is considered a staple grain to the diet of the people of Central America, and is the main source of protein in rural communities. Cowpea production in Africa. Structural studies of the development of infection structures of cowpea rust, Uromyces phaseoli var. 170 000 which was heterogeneous; two components could be separated by gel electrophoresis at pH 4.0, one containing subunits of mol. Cowpea is widely grown under sole and/or intercropping systems. Although Aristotle also wrote about plants, he received more recognition for his studies of animals. The scientific name for cowpea is vigna unguiculata. ... Download PDF (179.01 KB) Seed performance of common bean and cowpea by priming and planting date . Cowpea also known as Vigna unguiculata is a legume of the family Fabaceae ⁄ Leguminosae. Gradients of 13 cm to 79 cm depth to water table were maintained. Cowpea is an indigenous African legume crop belonging to the Fabaceae/Leguminosae family (Wiersema & León 1999). Extremely low levels of BA (0.1–0.005 μ M ) in association with low levels of NAA (0.05 μ M ) also induced plant regeneration at very high frequency. The least value in terms of height and chlorophyll content was recorded in control 1 and 2.The results also showed that the mean number of nodules was found to be higher in Cowpea inoculated with bio stimulant 8.90 followed by the Cowpea inoculated with bio stimulant and fertilizer 7.10 and the least root noodles was counted in control 1 4.1 . This work described a thousand medicines, m… Importance of cowpea production cont’d Cowpea is produced in the arid and semi-arid zones. Taxonomy of Cowpea 3. In A.D. 60: Dioscorides wrote De Materia Medica. The main plot consisted of plant density of 133333, 266666 and 400000 plants ha−1. A. SOBOGUN, Growth Characteristics of Cowpea (Vigna unguiculata) Seedlings as Affected by Depth to Water Table, Annals of Botany, Volume 64, Issue 5, November 1989, Pages 505–513, https://doi.org/10.1093/oxfordjournals.aob.a087872. Well-distributed rainfall is important for normal growth and de-velopment of cowpeas. Cowpea varieties, plant density and experimental design Four cowpea varieties and three plant densities were compared. This paper. Field studies were conducted to determine cowpea [Vigna unguiculata (L.) Walp.] Cambium—A layer of growing tissue that separates the xylem and phloem and ¿kSt¦Áô%–¡¨Ò{»¤Qa‡ G»Hr?4veŸ>0Í/OØ8˗”«2tstrÞWkX=ùUñõOÉfþ/Ô ùr“jøÕì+¿TôP½öÇ æh£UŠ“Çrðu3‡¥ÿ]¹cäʦ¡¶Ô챞ª&¨„üë&FÜ dSÆÛcŽÊì³G#‰€^1ÑÚ]YÒÔG¯Ã×±ØJÆ. Descriptors List for Characterisation and Evaluation 6. The main pattern of growth that emerged was limited growth in very wet soil, maximum growth in wet soil and increasingly limited growth as the soil became drier. B.B. Cowpea is eaten by deer as forage, and is commonly used in food plots for deer. Neil Van Rij. DNA Markers and Transgenic […] The Botany of Cowpea, Vigna Unguiculata (L.) Walp. vignae. Title: The Botany of Cowpea, Vigna Unguiculata (L.) Walp Cedara report: It furthers the University's objective of excellence in research, scholarship, and education by publishing worldwide, This PDF is available to Subscribers Only. The experiment supported the hypothesis that depth to water table may provide a major edaphic control of cowpea unless there is frequent rainfall or irrigation. of Vegetable Science ACHF, NAU Sub. For full access to this pdf, sign in to an existing account, or purchase an annual subscription. Cowpea (Vigna unguiculata (L.) Walp) is an important annual leguminous crop in semi-arid and tropics, where it is mainly grown for consumption and livestock feeding. It is also known as Bachapin Bean, Southern Pea Black Eyed Cowpea, Black Eyed Dolichos, Poona Pea Black-Eyed Pea, Rope Bean Black-Eyed Bean, Red Pea China Bean, Marble Pea, Common Cowpea, Macassar Bean, Cowgram, Cowpea, Kafir Bean, Cultivated African Cowpea, Crowder Bean, Field Pea and Crowder Pea. Cowpea is known by different names across the country: in Luganda Eggobe, in Acholi Boyo, and in Ateso Eboo. Cowpeas are also have a great toler-ance to waterlogging. Because of his contributions, Theophrastus was hailed as the “Father of botany” because of his two surviving works on plant studies. We haven't found any reviews in the usual places. Download Full PDF Package. You could not be signed in. A variety of birds, including wild turkey, eat the seeds and the plant can be used by quail as cover. O. O. OSUNKOYA, O. PART 5: THE DISCUSSION SESSION B) SEED PRODUCTION CHART SET KwaZulu-Natal Department of Agriculture, 1997 - Cowpea - 42 pages. BOTANY BASICS (PDF 92p) This note covers the following topics: Gymnospermae, Angiospermae, Monocots, Dicots, Plant Life Cycles, Perennials, External Plant Parts, Stems, Types of plants and their stem, Leaves, Types of leaves, Leaf venation, Leaf base shapes, Flower Structure, Fruit, Types of fruit, Seeds, Germination. What people are saying - Write a review. Axil—The location where a leaf joins a stem. wt. Our sincere thanks go to the follow-Lng scientists who have con­ Apical dominance—The tendency of an apical bud to produce hormones that suppress growth of buds below it on the stem. A short summary of this paper ... Department of Cell Biology and Genetics, University of Lagos, Akoka, Nigeria 2. Cowpea, Vigna unguiculata (L.) Walp is an important grain legume in the diet of many people in third world countries. If you originally registered with a username please use that to sign in. Walp.) 0 Reviews. Ethnobotany: Cowpea has been a … Origin of Cowpea 2. The major post - flowering insect pests of cowpea in tropical Africa are the flower bud thrips, WELCOME 2. Vacuoles. , growth characteristics , moisture gradient boxes , phenotypic plasticity , water table II. No. Some varieties of cowpea are used specifically for wildlife purposes (Ball et al., 2007). ).The objectives of this study were to determine: the possible causes of the male sterility; the stage of floral development when damage due to heat stress occurs; and whether specific tissues are damaged during the period of sensitivity to heat. It is designed to serve as a basic reference document for participants in Il~A's Cowpea Production Training Courses. It can grow under rainfall ranging from 400 to 700 mm per annum. Intercropping is the growing of two or more species simultaneously in the same field during a growing season Search for other works by this author on: You do not currently have access to this article. Improving the growth and yield of okra by intercropping with varying populations of legumes . Nodules and nodulated roots showed maximum development in the wettest soils where they were relatively thick and large. The story of cowpea (black-eyed peas) is a fascinating example of how science can solve the world's biggest problems—even more fascinating is the story of the scientist behind the research. Don't already have an Oxford Academic account? This article is also available for rental through DeepDyve. Cowpea is a higher drought-tolerant crop than many other crops. seeds were shown to contain a major globulin protein of mol. : 2020216001 2nd Semester M.Sc. Cowpea is used as medicine, fodder, feed and food (Awurum, 2000; Okwu and Njoku, 2009). Depth to water table had significant effects on all growth characteristics determined except for number of lateral shoots. 52 000 and 58 000, the former predominating, the other containing subunits of mol. (Horticulture) Vegetable Science ACHF, NAU … Qualitative Genetics 5. 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