Table Of Contents:
Contributors viii
Biography of Authors x
Foreword xiii
Preface xiv

Part I

Challenges Facing African Agriculture 1(12)

S.C. Babu

P. Anandajayasekeram

M. Rukuni

The Role of Impact Assessment in Evaluating Agricultural Investments in Eastern and Southern Africa 13(21)

P. Anandajayasekeram

S. Babu

M. Rukuni

S. Workneh

Part II

Economics of Wheat Research in Kenya 34(12)

David W. Makanda

James F. Oehmke

Impact of Sorghum Research and Development in Zimbabwe: the Case of SV 2 46(11)

P. Anandajayasekeram

D.R. Martella

J. Sanders

B. Kupfuma

Ex-ante Analysis of the Sorghum and Millet Improvement Program 57(11)

P. Anandajayasekeram

D.R. Martella

J. Sanders

B. Kupfuma

Impact of Pearl Millet Research and Development in Namibia: the Case of Okashana 1 68(6)

P. Anandajayasekeram

D.R. Martella

J. Sanders

B. Kupfuma

Economic Impact of Maize Research in Tanzania 74(9)

A.J. Moshi

P. Anandajayasekeram

A. Kaliba

D. Martella

W. Mwangi

F.M. Shao

Economic Returns from Livestock Research and Development in Tanzania: 1966--1995 83(8)

R.M. Kaliba Aloyce

Sean Fox

David Norman

Impact of the Russian Wheat Aphid Control Programme in South Africa 91(12)

Carissa N. Marasas

The Impact of Public Investment in Maize Research in Kenya 103(13)

Daniel D. Karanja

Impact of Maize Technology Development and Transfer in Ethiopia 116(11)

T. Zegeye

G. Tesfahun

P. Anandajayasekeram

Evaluating Agricultural Research and Extension in Tanzania: the Production Function Approach 127(10)

A.C. Isinika

Impact Assessment of Sorghum Research in Zambia 137(10)

Medson Chisi

The Economic Impact of Investments in Cassava Research in Uganda 147(5)

A. Bua

G. Acola

R.L. Adupa

G.W. Otim-Nape

Y.K. Baguma

D. Sserunkuma

V. Manyong

O. Coulibaly

Impact Assessment of Groundnut Research in Zimbabwe 152(9)

E. Mazhangara

P. Anandajayasekeram

M. Mudhara

D. Martella

M. Murata

The Rate of Return to Wine Grape Research and Technology Development in South Africa 161(10)

Rob Townsend

Johan van Zyl

Socio-economic Impact of Lachenalia Research in South Africa 171(13)

J.G. Niederwieser

Impact Assessment of Sunflower in Zimbabwe 184(8)

M. Murata

P. Anandajayasekeram

M. Mudhara

D. Martella

E. Mazhangara

Impact Assessment of Cotton Research in Zimbabwe: 1970--1995 192(7)

M. Mudhara

P. Anandajayasekeram

B. Kupfuma

E. Mazhangara

The Socio-economic Impact of Proteaceae Research and Technology Development in South Africa 199(11)

J.M.C. Esterhuizen

Impact Assessment of the Biological Control of Prosopis Species in the Britstown-De Aar District South Africa 210(11)

J.M.C. Esterhuizen

Socio-economic Impact of the Control of Ticks and Tick-borne Diseases in South Africa 221(15)

R. Randela

Impact of Investments in Livestock Research and Development Programmes in South Africa 236(13)

M.R. Mokoena

Part III An Overview of Impact Assessment Methods 249(1)

P. Anandajayasekeram

S. Babu

M. Rukuni

Overview of Impact Assessment Methodologies 249(51)

P. Anandajayasekeram

S. Babu
Index 300