Volume 69 Number 1

Research Papers

• Therapeutic evaluation of the efficacy of diethyl carbamazine citrate against stephanofilarial dermatitis in cattle

  R.B. Rai, S.P.S. Ahlawat, Sugriv Singh

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• National extension systems in the English-speaking Caribbean: a review of past experiences, recent developments and emerging priorities

  J. Seepersad, P.I. Gomes

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• Effects of nitrogen fertilization and cutting height on forage yield and quality of Maiwa pearl millet

  C.K. Oji, P.O. Ugherughe

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• Presowing treatments of Acacia Senegal seed: germination and growth

  R. Alan Black, Farough M. El Hadi

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• Pollen fertility in manganese-deficient wheat

  P.N. Sharma

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• Botany Department, Lucknow University, Lucknow-226 007, India

  V.J. Shivankar, V.S. Kavadia

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• Combining ability for maturity and agronomic traits in some tropical maize (Zea mays L.) populations

  S.O. Ajala

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• Evaluation of the biological activity of flax as a trap crop against Orobanche parasitism of Vicia faba

  Khaled A. Khalaf

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• Absence of diurnal rhythm of plasma cortisol in Bos indicus (Boran) cattle

  Getachew Abebe, Jim Scott, Robert Eley

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• Effects of altitude and environments on sweet potato yield in Cameroon

  J.M. Ngeve, S.K. Hahn, J.C. Bouwkamp

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• Performance of sheep fed processed poultry excreta as protein supplement

  O.A. Ayangbile, S.K. Tallam

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• Economics of yam flour production: implications for research and development, and promotion of yambased industries in Nigeria

  N.O.A. Ezeh

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• Accuracy of some published feed intake prediction equations for dairy cows in Ghana

  J.D. Kabuga

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• Comparative DRIS and critical concentration interpretation of papaya tissue analysis data

  John E. Bowen

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• Integration of forage legumes into cereal cropping systems in Vertisols of the Ethiopian highlands

  Abate Tedla, Tekalign Mamo, Getinet Gebeyehu

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• Response of rainfed lowland rice to green manuring with Sesbania rostrate

  I.J. Manguiat, D.F. Guinto, A.S. Perez, R.M. Pintor

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• Production and economic evaluation of white Guinea yam (Dioscorea rotundata) minisetts under ridge and bed production systems in a tropical Guinea savanna location, Nigeria

  B.A. Kalu, P.O. Erhabor

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• Effects of grass and dadap mulches on some soil (an Inceptisol) properties and yield of taro (Colocasia esculenta) in Western Samoa

  C Stanley Weeraratna, M. Asghar

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• Utilization of the African giant land snail Archachatina marginata in the humid area of Nigeria

  E.A. Agbelusi, B.N. Ejidike

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• Performance of Spanish peanuts during winter-summer season at two locations in India

  N.R. Bhagat, Devi Dayal

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• Tropical lowland rice response to preceding crops, organic manures and nitrogen fertilizer

  O.P. Meelu, R.A. Morris, H.S. Centeno

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• Sensitivity of Ascochyta rabiei to selected fungicides in vitro

  S.K. Sugha, A.S. Kapoor, B.M. Singh

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