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Combining ability analysis of blackpod disease incidence in cocoa genotypes in Ghana 加纳可可豆黑荚病发病基因型配合力分析
Tropical Science Pub Date : 2006-12-01 DOI: 10.1002/TS.176
B. Adomako
{"title":"Combining ability analysis of blackpod disease incidence in cocoa genotypes in Ghana","authors":"B. Adomako","doi":"10.1002/TS.176","DOIUrl":"https://doi.org/10.1002/TS.176","url":null,"abstract":"There were significant differences between cocoa genotypes in the levels of blackpod disease in two field trials. Additive (genetic) effects were predominant. The genotypes Pa 150, Alph. B36 and Pound 7 were identified as the best parents for breeding for enhanced resistance to the disease. The performance of cocoa progenies in terms of blackpod disease incidence cannot always be reliably predicted from the genetic potential of their parents. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81647047","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 19
Pollen population, viscosity and density of locally produced honey 本地产蜂蜜的花粉数量、粘度和密度
Tropical Science Pub Date : 2006-12-01 DOI: 10.1002/TS.73
Ayodele, Om Folarin, S. Oluwalana
{"title":"Pollen population, viscosity and density of locally produced honey","authors":"Ayodele, Om Folarin, S. Oluwalana","doi":"10.1002/TS.73","DOIUrl":"https://doi.org/10.1002/TS.73","url":null,"abstract":"Eight samples of honey, purchased locally, all contained pollen grains of different sizes and shapes. There was a correlation between the pollen population and pollen size, but not between the population and either density or viscosity of the honey. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76034175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Forage yield and economic viability of grass (Chloris gayana) and legume (Trifolium prantese) mixtures under variable seed rates in the eastern highlands of Ethiopia 埃塞俄比亚东部高地不同种子率下草与豆科植物混合的饲料产量和经济活力
Tropical Science Pub Date : 2006-12-01 DOI: 10.1002/TS.179
B. Tamir
{"title":"Forage yield and economic viability of grass (Chloris gayana) and legume (Trifolium prantese) mixtures under variable seed rates in the eastern highlands of Ethiopia","authors":"B. Tamir","doi":"10.1002/TS.179","DOIUrl":"https://doi.org/10.1002/TS.179","url":null,"abstract":"Mixtures of grass (Chloris gayana) and legume (Trifolium prantese) at seed rates of 50 : 50% produced significantly (p < 0.05) more forage dry matter and were biologically and economically more competitive and viable than 25 : 75%, 75 : 25% or the sole stand. The 50 : 50% mixture had the highest land equivalent ratio and the best monetary advantage (US$180) and net return (US$106) per hectare. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79468800","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Effects of supplementing different forms of Acacia saligna leaves to grass hay on feed intake and growth of lambs 草料中添加不同形态金合欢叶对羔羊采食量和生长的影响
Tropical Science Pub Date : 2006-09-29 DOI: 10.1002/TS.178
G. Asefa, B. Tamir
{"title":"Effects of supplementing different forms of Acacia saligna leaves to grass hay on feed intake and growth of lambs","authors":"G. Asefa, B. Tamir","doi":"10.1002/TS.178","DOIUrl":"https://doi.org/10.1002/TS.178","url":null,"abstract":"Supplementation with Acacia saligna leaves in fresh, wilted and sun-dried forms to grass hay improved (p < 0.05) the organic matter and crude protein intake, daily weight gain and feed conversion efficiency by lambs. The sun-dried leaves gave a greater reduction in fibre components and condensed tannins than the wilted and fresh forms. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87591490","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Dr Geoffrey R Ames 1933–2006 Geoffrey R Ames博士1933-2006
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.184
Guy Poulter
{"title":"Dr Geoffrey R Ames 1933–2006","authors":"Guy Poulter","doi":"10.1002/TS.184","DOIUrl":"https://doi.org/10.1002/TS.184","url":null,"abstract":"","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87894052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sensory properties of instant fufu flour from four high‐yielding Ghanaian varieties of cassava 四种高产加纳木薯品种即食福福粉的感官特性
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.59
P-Nt Johnson, S. Gallat, C. Oduro‐Yeboah, A. Osei-Yaw, A. Westby
{"title":"Sensory properties of instant fufu flour from four high‐yielding Ghanaian varieties of cassava","authors":"P-Nt Johnson, S. Gallat, C. Oduro‐Yeboah, A. Osei-Yaw, A. Westby","doi":"10.1002/TS.59","DOIUrl":"https://doi.org/10.1002/TS.59","url":null,"abstract":"The cassava starch used in the manufacture of instant fufu flour can be replaced by the flour of the high-yielding varieties Abasa fitaa and Gblemo duade. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73898830","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Agronomic performance and yield of farmer‐saved and certified seeds of maize 农民保存和认证的玉米种子的农艺性能和产量
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.76
E. Asiedu, Rosemary Asante, P. Adusei-Akowuah, O. Danquah, P. Sallah, E. Avah, A. Baduon
{"title":"Agronomic performance and yield of farmer‐saved and certified seeds of maize","authors":"E. Asiedu, Rosemary Asante, P. Adusei-Akowuah, O. Danquah, P. Sallah, E. Avah, A. Baduon","doi":"10.1002/TS.76","DOIUrl":"https://doi.org/10.1002/TS.76","url":null,"abstract":"When farmer-saved and certified seeds of a medium maturing Quality Protein Maize were compared, the certified seed had better characteristics and also better growth and yield in a field trial, especially in the minor season, when farmer-saved seeds succumbed to moisture stress. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77441064","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Distribution of two Striga species and their relative impact on local and resistant sorghum cultivars in east Ethiopia 埃塞俄比亚东部两种Striga的分布及其对当地和抗性高粱品种的相对影响
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.70
T. Hussien
{"title":"Distribution of two Striga species and their relative impact on local and resistant sorghum cultivars in east Ethiopia","authors":"T. Hussien","doi":"10.1002/TS.70","DOIUrl":"https://doi.org/10.1002/TS.70","url":null,"abstract":"In five districts of east Ethiopia, only Striga hermonthica was identified in sorghum fields in three districts, and only S. asiatica in two. When the Striga-resistant sorghum variety Gubiye/P9401 was grown there was indicated scanty occurrence of Striga (1 to 4/m2), whereas local varieties showed 133 to 288/m2. Such severe infestation of the local cultivars with Striga resulted in drastic yield reductions of sorghum. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78835314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 16
Susceptibility of soyabean cultivars to root nematodes in southwestern Ethiopia 埃塞俄比亚西南部大豆品种对根线虫的易感性
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.64
C. Agu
{"title":"Susceptibility of soyabean cultivars to root nematodes in southwestern Ethiopia","authors":"C. Agu","doi":"10.1002/TS.64","DOIUrl":"https://doi.org/10.1002/TS.64","url":null,"abstract":"Various soyabean cultivars were infected with Pratylenchus brachyurus, P. zeae, Meloidogyne incognita, Helicotylenchus dihystera, Hoploliamus indicus, Tylenchorynchus brassicae and Rotylenchus reniformis. However, only the cultivars ‘Type Green’ and TGX 536-02D showed immunity. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88909148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
A new parasitic weed (Alectra vogelii) similar to Striga on groundnut in Ethiopia 埃塞俄比亚花生上一种与斯特里加相似的新寄生杂草
Tropical Science Pub Date : 2006-09-01 DOI: 10.1002/TS.68
T. Hussien, B. B. Mishra, H. Gebrekidan
{"title":"A new parasitic weed (Alectra vogelii) similar to Striga on groundnut in Ethiopia","authors":"T. Hussien, B. B. Mishra, H. Gebrekidan","doi":"10.1002/TS.68","DOIUrl":"https://doi.org/10.1002/TS.68","url":null,"abstract":"The hemi-parasitic weed Alectra vogelii is recorded from Ethiopia for the first time. It was found in association with groundnut growing on gravelly red sandy loam. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73868675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
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