Výsledky vyhledávání - "J. N. L. Lamptey"

Storage rot of seed yam resulting from speargrass injuries

Autor: J. N. L. Lamptey, K. Osei, Eric Owusu Danquah, G. Ohene-Mensah, Atta Kwesi Aidoo, F. Frimpong, M. B. Mochiah, G. Bolfrey-Arku, S. Arthur, Z. Appiah-Kubi

Publikováno v: African crop science journal 28(2), 203-211 (2020). doi:10.4314/acsj.v28i2.6

Postharvest rot due to injury is a major contributing factor to the declining quality of stored seed yams (Dioscorea spp.). Among the several known injuries, the piercing effect of speargrass rhizomes has become a serious constraint for yam productio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3891687c67d47a2a5d6559067b7aa54f
https://doi.org/10.4314/acsj.v28i2.6

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Evaluation and Release of Two Peanut Cultivars: A Case Study of Partnerships in Ghana

Publikováno v: Peanut Science. 46:37-41

New technologies combined with improved genetics and farmer access are important components required to improve productivity and efficiencies of cropping systems. The ability of the public and private sector to provide these components to farmers oft

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7b035ed1dd769b535ba1481216258dde
https://doi.org/10.3146/ps18-16.1

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Enhancing productivity of farmer-saved seed yam in Ghana: Positive selection and neem leaf powder factors

Autor: J. N. L. Lamptey, Bright Owusu Asante, J. Adomako, J.O. Adu, D. Aihebhoria, Atta Kwesi Aidoo, G.O. Mensah, M. B. Mochiah, A.S. Osuman, K. Osei, Z. Appiah-Kubi, S.A. Ennin, Beatrice Aighewi

Publikováno v: African Crop Science Journal; Vol 27, No 4 (2019); 631-640

Recycling of diseased and pests infested seed yam ( Dioscorea spp.) has resulted in drastic yield reductions in yam production. The objective of this study was to determine the effect of positive selection on the quality of farmer-saved seed yam and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::74ef7d9e0be55c2746dc09dc764dae41
https://www.ajol.info/index.php/acsj/article/view/191497

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Farmers’ knowledge, attitudes and practices towards management of cassava pests and diseases in forest transition and Guinea savannah agro-ecological zones of Ghana

Autor: J. N. L. Lamptey, Linda A. Abrokwah, Joseph Manu-Aduening, Allen Oppong, M. B. Mochiah, Zipporah Appiah-Kubi, Benedicta Nsiah Frimpong, Justin S Pita, Ruth Prempeh

Publikováno v: Gates Open Research

Background: Cassava is a major staple root crop in Ghana, which serves as a food security and an income generating crop for farming families. In spite of its importance, the crop is plagued with biotic factors such as pests and diseases, resulting in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1ac696abccd289e44ba2aa26e3c5a4ff
https://doi.org/10.12688/gatesopenres.13114.1

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Effect of Poultry Manure and Different Combinations of Inorganic Fertilizers on Growth and Yield of Four Tomato Varieties in Ghana

Autor: M. K. Osei, J. N. Berchie, G. Bolfrey-Arku, K. Agyeman, M. B. Mochiah, I. Osei-Bonsu, K. Osei, J. N. L. Lamptey

Publikováno v: Agricultural Science. 2:27-34

The agronomic response of four tomato (Solanum lycopersicum L.) varieties to fertilizer application was examined at the CSIR-Crops Research Institute, Kwadaso-Kumasi in the Forest agro-ecological zone of Ghana during the 2013 growing season. The four

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::142531dfee95981572a17d726cc31b31
https://doi.org/10.12735/as.v2i4p27

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Influence of Planting Methods and Density on Performance of Chia (Salvia hispanica) and its Suitability as an Oilseed Plant

Autor: J. N. L. Lamptey, E. Owusu Danquah, Z. Appiah-Kubi, Shirley Lamptey, M. B. Mochiah, K. Agyeman, I. Adama, Patricia Oteng-Darko, Stephen Yeboah

Publikováno v: Agricultural Science. 2:14-26

A 2-year field experiment was conducted in 2012 and 2013 at the research fields of CSIR-Crops Research Institute to determine the best agronomic practices for the field establishment and cultivation of Chia (Salvia hispanica) and determine insect pes

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::400a4c2ea38fd40f90e7a68745255e0d
https://doi.org/10.12735/as.v2i4p14

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The Use of Sugar Baits for the Integrated Management of Soil Arthropod Pests in Peanut (Arachis hypogaeaL.) in Ghana, West Africa

Autor: Rick L. Brandenburg, Blankson W. Amoabeng, David L. Jordan, J. N. L. Lamptey, G. Bolfrey-Arku, K. Osei, M. Owusu-Akyaw, I Adama, M. B. Mochiah

Publikováno v: African Entomology. 21:267-272

Soil arthropods cause kernel and pod damage and can lower yields of peanut (Arachis hypogaea L.) in Ghana, West Africa. On-station and on-farm experiments were conducted during 2007 and 2008 at Kwadaso and Hiawoannwu, respectively, using an improved

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1f1234c4572cb6c60b50b292c1438657
https://doi.org/10.4001/003.021.0210

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Producer characteristics and determinants of technical efficiency of tomato based production systems in Ghana

Autor: M. K. Osei, M. B. Mochiah, G. Bolfrey-Arku, A. A. Dankyi, K. Osei, Bright Owusu Asante, Joyce Haleegoah, J. N. L. Lamptey, J. N. Berchie

Publikováno v: Journal of Development and Agricultural Economics. 5:92-103

This paper uses cross-sectional data collected from 126 small scale tomato farmers in the forest, forest-savannah transition and the guinea savannah agro-ecological zones in 2011 to examine the characteristics of tomato based producing households in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::039e150bbfe2bf506eef2d56dbe17b87
https://doi.org/10.5897/jdae12.054

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