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The digestibility and degradability of mixtures of Napier grass and Sesbania leaves 纳匹尔草与田葵叶混合物的消化率和降解率
Tropical Science Pub Date : 2006-03-01 DOI: 10.1002/TS.4
T. Zewdu
{"title":"The digestibility and degradability of mixtures of Napier grass and Sesbania leaves","authors":"T. Zewdu","doi":"10.1002/TS.4","DOIUrl":"https://doi.org/10.1002/TS.4","url":null,"abstract":"Increasing proportions of Sesbania leaves mixed with Napier grass improved in sacco rumen dry matter degradability, organic matter degradability and nitrogen degradability, as well as the in vitro dry matter digestibility. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86152366","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
Effect of seasonal variation in temperature and humidity on the development of Callosobruchus maculatus and the efficacy of neem seed oil applied for its management in the Nigerian Sudan savanna 尼日利亚苏丹热带稀树草原温湿度季节变化对斑叶小蠹发育的影响及印楝籽油对斑叶小蠹管理效果的影响
Tropical Science Pub Date : 2006-03-01 DOI: 10.1002/TS.32
Y. T. Maina, N. Lale
{"title":"Effect of seasonal variation in temperature and humidity on the development of Callosobruchus maculatus and the efficacy of neem seed oil applied for its management in the Nigerian Sudan savanna","authors":"Y. T. Maina, N. Lale","doi":"10.1002/TS.32","DOIUrl":"https://doi.org/10.1002/TS.32","url":null,"abstract":"Three levels of neem seed oil were applied to cowpeas in each of the three seasons, cold, hot and rainy, to protect against Callosobruchus maculatus infestation. In each season, egg laying was reduced, especially in the cold season. In each season, neem suppressed adult progeny development and the percentage of eggs that developed to adulthood, the biggest effect being in the hot season. Neem prolonged the developmental period of C. maculatus in each season and developmental period increased with increasing dosage. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78986957","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: 5
Interaction among cultural factors in microtuberization of white yam (Dioscorea rotundata) 白山药微结核培养因子的相互作用
Tropical Science Pub Date : 2006-03-01 DOI: 10.1002/TS.61
M. Balogun, I. Fawole, S. Ng, N. Ng, H. Shiwachi, H. Kikuno
{"title":"Interaction among cultural factors in microtuberization of white yam (Dioscorea rotundata)","authors":"M. Balogun, I. Fawole, S. Ng, N. Ng, H. Shiwachi, H. Kikuno","doi":"10.1002/TS.61","DOIUrl":"https://doi.org/10.1002/TS.61","url":null,"abstract":"Single node cuttings from pathogen-tested in vitro plantlets of white guinea yam (D. rotundata), cultivar TDr 93–23, were cultured in tuberization and half- and full-strength Murashige and Skoog media with 5% or 8% sucrose, with or without agar, in light or darkness and at 25 or 18°C. Microtuberization is influenced by interactions among the factors, but 25°C and daylight are critical. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85294880","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: 26
Attractancy of acetone and diethylether extracts of cereals to Oryzaephilus mercator 谷物丙酮和二乙醚提取物对墨卡托稻瘟菌的引诱性
Tropical Science Pub Date : 2006-03-01 DOI: 10.1002/TS.13
O. Umeozor, P. Pessu, S. Okiwelu
{"title":"Attractancy of acetone and diethylether extracts of cereals to Oryzaephilus mercator","authors":"O. Umeozor, P. Pessu, S. Okiwelu","doi":"10.1002/TS.13","DOIUrl":"https://doi.org/10.1002/TS.13","url":null,"abstract":"Acetone and diethylether extracts of maize, millet, sorghum and wheat attracted 1- to 7- and 28- to 42-day-old Oryzaephilus mercatoradults. The 1- to 7-day adults were significantly more responsive than the 28- to 42-day, and adults starved for up to 3 days showed an increasing response. Diethylether extracts were more attractive than acetone extracts and there was a significant interaction between age and solvent. Copyright © 2006 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2006-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89039712","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
Allelopathic effects of Parthenium hysterophorus extracts on seed germination and seedling growth of lettuce 白草提取物对生菜种子萌发和幼苗生长的化感作用
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.21
Mulatu Wakjira, G. Berecha, Befekadu Bulti
{"title":"Allelopathic effects of Parthenium hysterophorus extracts on seed germination and seedling growth of lettuce","authors":"Mulatu Wakjira, G. Berecha, Befekadu Bulti","doi":"10.1002/TS.21","DOIUrl":"https://doi.org/10.1002/TS.21","url":null,"abstract":"Aqueous extracts of Parthenium hysterophorus leaf and flower seriously inhibited seed germination and seedling growth (root and shoot length) of lettuce. Extracts of the root and stem had much less effect. Lettuce roots were more sensitive to the allelopathic effect than shoots. It appears that early removal of Parthenium weed from lettuce fields is essential to avoid poor germination and seedling growth. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84644271","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: 54
The germination and early growth of cashew (Anacardium occidentale) 腰果的萌发和早期生长
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.15
Fm Amoah
{"title":"The germination and early growth of cashew (Anacardium occidentale)","authors":"Fm Amoah","doi":"10.1002/TS.15","DOIUrl":"https://doi.org/10.1002/TS.15","url":null,"abstract":"Cashew seeds soaked in water for 24 h and sown at 4cm depth gave better germination and growth than cracked seeds or those sown at 8 or 12 cm. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78230609","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: 3
Genetic variation in nutritive and anti-nutritive contents of African yam bean (Sphenostylis stenocarpa) 非洲山药豆营养与抗营养成分的遗传变异
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.14
SR Ajibade, MO Balogun, OO Afolabi, K. Ajomale, S. Fasoyiro
{"title":"Genetic variation in nutritive and anti-nutritive contents of African yam bean (Sphenostylis stenocarpa)","authors":"SR Ajibade, MO Balogun, OO Afolabi, K. Ajomale, S. Fasoyiro","doi":"10.1002/TS.14","DOIUrl":"https://doi.org/10.1002/TS.14","url":null,"abstract":"Seeds of 20 African yam bean collections were evaluated for nutritive and anti-nutritive contents. Anti-nutrients were negatively correlated with protein and carbohydrate contents. Principal component analysis and the Fastclus procedure showed that collections with high anti-nutrient contents had darker seed colour. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74062868","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: 26
Mini tuber production using yam (Dioscorea rotundata) vines 小型块茎生产使用山药(薯蓣)藤蔓
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.22
H. Shiwachi, H. Kikuno, R. Asiedu
{"title":"Mini tuber production using yam (Dioscorea rotundata) vines","authors":"H. Shiwachi, H. Kikuno, R. Asiedu","doi":"10.1002/TS.22","DOIUrl":"https://doi.org/10.1002/TS.22","url":null,"abstract":"Mini tubers were produced from two varieties of Dioscorea rotundata using vine cuttings planted in carbonized rice husk or coco-peat in a screen house. The cuttings established better and produced more mini tubers in carbonized rice husk than in coco-peat 100 days after planting. Vine cuttings of seven varieties planted in carbonized rice husk produced 1.7 ± 0.8 mini tubers per cutting with mean weight of 3.0 ± 2.7 g and 70.1% moisture content. About 63% of these sprouted after 77–105 days of storage under ambient air temperature. Vine cuttings of D. rotundata can be used to produce mini tubers within 100–120 days that could be used in germplasm exchange and for production of seed yams. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87357919","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: 17
Amino acid composition of variegated grasshopper, Zonocerus variegatus 斑纹蚱蜢的氨基酸组成
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.9
E. Adeyeye
{"title":"Amino acid composition of variegated grasshopper, Zonocerus variegatus","authors":"E. Adeyeye","doi":"10.1002/TS.9","DOIUrl":"https://doi.org/10.1002/TS.9","url":null,"abstract":"The variegated grasshopper, Zonocerus variegatus contains a protein with good amino acid composition. It could make a useful contribution to improving protein nutrition. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74650625","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: 44
Intercropping maize with planted fallows on smallholder farms in Ghana 加纳小农农场的玉米间作与种植的休耕地
Tropical Science Pub Date : 2005-12-01 DOI: 10.1002/TS.20
J. Fening, T. Gyapong, F. Ababio, E. Gaisie
{"title":"Intercropping maize with planted fallows on smallholder farms in Ghana","authors":"J. Fening, T. Gyapong, F. Ababio, E. Gaisie","doi":"10.1002/TS.20","DOIUrl":"https://doi.org/10.1002/TS.20","url":null,"abstract":"Sowing maize in planted fallows of the forage legumes Centrosema, Macroptillium and Stylosanthes increased total maize yield by over fourfold, and a partial budget analysis indicated that the use of the legumes would increase farmers' monetary returns by over fivefold. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83908811","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
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