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and horticulture in Zimbabwe: Case study of Wedza and Buhera. Background information for biotechnology research and development projects. Commissioned by Zimbabwe Biotechnology Advisory Committee (ZIMBAC) and DGIS Special Programme oiotechnology, the Netherlands. Bellon, M.R., P. Gambara, T. Gatsi, T.E. Machemedze, O. Maminimini, and S.R. Waddington. 1999. Farmers' Taxonomies as a Participatonj Diagnostic Tool: Soil Fertility Management in Chihota, Zimbabwe. CIMMYT Economics Working Paper No. 99-13. Mexico, D.F.: CIMMYT. Chibudu, C. 1998. Green manuring crops in a maize based communal area, Mangwende: Experiences using participatory approaches. In: Soil Fertility Research for Maize-Based Farming Systems in Malawi and Zimbabwe (S.R. Waddington, H. Murwira, J.D. T. Kumwcnda, D. Hikwa and F. Tagwira, eds), Soil Fert Net and CIMMYT-Zimbabwe, Harare, Zimbabwe. pp. 87-90. Grant, P.M. 1970. Restoration of production of depleted sands. Rhodesia Agricultural Journal 67:134 137. Giller, K.E., Gilbert, R., Mugwira, L.M., Muza, L., Patel, B.K. and Waddington, S.R. 1998. Practical approaches to soil organic management for smallholder maize production in southern Ahica. In: Soil Fertility Research for Maize-Based Farming Systems in Malawi and Zimbabwe (S.R. Waddington, H. Murwira, J.DT. Kurnwenda, D. Hikwa and F. Tagwira, eds), Soil Fert Net and CIMMYT-Zimbabwe, Harare, Zimbabwe. pp. 139-154. Hikwa, D., Murata, M., Tagwira, F., Chiduza, c., Murwira, H., Muza, L., and Waddington, S.R 1998. Performance of green manure legumes on exhausted soils in Northern Zimbabwe; A soil fertility network trial. In: Soil Fertility Research for Maize-Based Farming Systems in Malawi and Zimbabwe (S.R. Waddington, H. Murwira, J.D.T. Kumwenda, D. Hikwa and F. Tagwira, eds), Soil Fert Net and CIMMYT-Zimbabwe, Harare, Zimbabwe. pp.81-84. Hikwa, D. and S.R. Waddington. 1998. Annual legurnes for improving soil fertility in the smallholder maize based systems of Zimbabwe. Transactions of the Zimbabwe Scientific Association 72(supplemenf):15-26. Hikwa, D. and L. Mukurumbira. 1997. Evolution of the Department of Research and Specialist Services (DR&SS) proje~t on integrated soil fertility management in the small holder sector of Zimbabwe. In: Target (The Newsletter of the Soil Fertility Research Network for Maize-Based Cropping Systems in Countries of Southern Africa) 9:6-7. Jeranyama P, Hesterman O.B. and Waddington S.R. 1998. The impact of legumes relay intercropped into maize at Domboshava, Zimbabwe. In: Soil Fertility Research for Maize-Based Farming Systems in Malawi and Zimbabwe (S.R. Waddington, H. Murwira, J.D.T. Kurnwenda, D. Hikwa and F. Tagwira, eds), Soil Fert Net and CIMMYr-Zimbabwe, Harare, Zimbabwe. pp. 31-34. Jeranyama P., Hesterman O.B ~ , Waddington S.R. and Harwood, R.R. 2000. Relay-intercropping of sunnhemp and cowpea into a smallholder maize system in Zimbabwe. Agronomy Journal 92:239 244. Murata, M., Waddington, S. and Murwira, H. 2000. Rehabilitation of degraded sandy soils using annual green manures in Zimbabwe, In: Target (The Newsletter of the Soil Fertility Research Network for Maize-Based Cropping Systems in Countries of Southern Africa) 21:4. Muza, L. 1996. Green manuring in the communal areas of Zimbabwe. In: Research Results and Network Outputs in 1994 and 1995. Proceedings of the second meeting of the Soil Fertility Network Working Group, .held at Kadoma Ranch Motel, Zimbabwe, 18-21 July 1995, CIMMYT, Harare, Zimbabwe. pp. 30-34. Muza, L. 1997. Integrated soil fertility management through legume green manuring in combination with inorganic fertilizer in communal areas of Zimbabwe. Proposal for funding renewal to the Rockefeller Foundation, 1997. Muza, L. and Mapfumo, P. 1998. Constraints and opportunities for legumes in the fertility enhancement of sandy soils in Zimbabwe. In: Maize Production Technology for the Future: Challenges and Opportunities, Proceedings of the Sixth Eastern and Southern Africa Regional Maize Conference held in Addis Ababa, Ethiopia, 21-25 September 1998. CIMMYT and EARO. pp. 214-217. Muza, L. 1998'. Selecting green manure legumes for relay and intercropping systems with maize on sandy soils in Zimbabwe, In: Cover Crops in West Africa, Contributing to Sustab1able Agriculture, (D. Buckles, A. Eteka, O. Osiname, M. Galiba and Et G. Galiano, eds). IORC, Canada. pp. 251-257. Muza, L., L. Pashapa and S. Feresu. 1998. Need to revive green manuring in soil fertility management 110 Grain Legumes and Green Manures for Soil Fertility in Southern Africa
in Zimbabwe. The Zimbabwe Science News 32:51-53. Muza, L., Gasti, T., Pashapa, L. and F. Bwakaya. 2000. Soil fertility management through legume green manuring in combination with inorganic fertilizers in communal areas of Zimbabwe. (Rockefeller Grant No. 1994-0020-0048, Report covering 1994/95 to 1999/2000 seasons, submitted to Rockefeller Foundation in August 2000). Mwenye, D. and C. Kuwaza. 2001. Chihota soil fertility project, Agritex, Marondera distrkt, Mashonaland East Province, Zimbabwe. End of Season Report for the Period 1999-2000. Rattray, A.G.H. and B.s. Ellis, 1952. Maize green manuring in Southern Rhodesia. Rhodesia Agricultural Journal 49:188-197. Tattersfield. J.R, 1982. The role of research in increasing food potential in Zimbabwe. Zimbabwe Science News 16:6-11. Timson, S. D. 1946. Green manuring; when to plough down the crop. Rhodesia Agricultural JournaI43:11-15. . Saunder, D.H., 1959. What is the value of green manuring in Rhodesia? Proceedings of the fourth annual conference of the professional officers of the Department of Research and Specialist Services, held at the University College of Rhodesia and Nyasaland, 9-11 June, 1959. ·Shepherd, c.J. 1952. Effects of green manuring on microbial population of the soil. Rhodesia Agricultural Journal 49:198-202. Grain Legumes and Green Manures for Soil Fertility in Southern Africa 111
Page 2 and 3:
Grain Legumes and Green Manures for
Page 4 and 5:
Acknowledgments • The Leopard Roc
Page 6 and 7:
Evall!ating mucuna green manure tec
Page 9:
INTRODUCTION AND CONFERENCE OBJECTI
Page 12 and 13:
Table 1. Paradigm shifts underlying
Page 14 and 15:
100 90 80 - - 0 - - Uptake by ihe m
Page 16 and 17:
- 6 ~ 9 8 7 0- 5 CḎ ns 4 0::: 3
Page 18 and 19:
Table 3. Millet grain and total dry
Page 20 and 21:
Dvorak KA 1996. Adoption potential
Page 23 and 24:
LEGUMES FOR SOIL FERTILITY IN SOUTH
Page 25 and 26:
to the system in such a way that th
Page 27:
Muetzelfeldt, R.1. 1995. A framewor
Page 30 and 31:
ing capacity. Legumes offer other b
Page 32 and 33:
people/km2), land holdings are smal
Page 34 and 35:
ments. It would help researchers to
Page 36 and 37:
Own livestock Gununo farmers for th
Page 39:
Questions and Answers ~ey Papers To
Page 42 and 43:
Historical Perspective on Soyabean
Page 44 and 45:
ganic amendment for resource-poor f
Page 46 and 47:
MPhil. Thesis. University of Zimbab
Page 48 and 49:
deal of research work has been bias
Page 50 and 51:
1600 '7 ns 1400 ~ 1200 Cl ~ 1000 "C
Page 52 and 53:
Arbuscular mycorrhizal fungi (AMF)
Page 54 and 55:
Boswell EP, Koide RT, Shumway DL, A
Page 56 and 57:
Materials and Methods The trial was
Page 58 and 59:
0.9 0.8 ~ 0.7 Rec '-' 0.6 Vl ::9 0.
Page 60 and 61:
Series no 5. Soil Science SOciety o
Page 62 and 63:
Materials and Methods Persistence o
Page 64 and 65:
content resulted in increased rhizo
Page 66 and 67:
(Mugwiia and Murwira, 1997). Howeve
Page 68 and 69: Table 2. Average maize yield estima
Page 70 and 71: implied that most fanners prefer to
Page 73 and 74: ] Questions and Answers Rhizobium,
Page 75 and 76: ADDING A NEW DIMENSION TO THE IMPRO
Page 77 and 78: Materials and Methods The study use
Page 79 and 80: a) Chikwaka b) Chinyika !21 C. absu
Page 81 and 82: Table 3. N, P and Kconcentrations (
Page 83 and 84: Abstract SCREENING OF SHORT DURATIO
Page 85 and 86: Table 2. Characteristics of short d
Page 87 and 88: RISK DIVERSIFICATION OPPORTUNITIES
Page 89 and 90: management technologies with differ
Page 91 and 92: Table 3. Expected annual returns (Z
Page 93: Table 6. Risk diversification indic
Page 96 and 97: een renewed interest in green manur
Page 98 and 99: unfertilised maize crop of over 200
Page 101 and 102: Questions and Answers Screening of
Page 103 and 104: GREEN MANURE AND FOOD LEGUMES RESEA
Page 105 and 106: 7000 6000 ';' €.. 5000 .~MzSole :
Page 107 and 108: Table 5. Maize grain yield (kg ha")
Page 109: Phiri, A.D.K. 1999. Effects of Sesb
Page 112 and 113: amount of roots with sl:nnhemp. It
Page 114 and 115: It was proved that a mixed farming
Page 116 and 117: Table 3. Above·ground biomass (t/h
Page 121 and 122: GRAIN LEGUMES AND GREEN MANURES IN
Page 123 and 124: Results Table 1. Adaptation of gree
Page 125 and 126: Four rates of fertilizer N were app
Page 127 and 128: THE ROLE OF COWPEA (VIGNA UNGUICULA
Page 129 and 130: Table 1. Non-legume cropping patter
Page 131 and 132: Table 9. Common pests on cowpeas as
Page 133 and 134: few of the farmers interviewed acqu
Page 135: Murwira, H.K., M.J. Swift and P.G.H
Page 138 and 139: Materials and Methods On farm exper
Page 140 and 141: 18000 1600) 14000 a) Zambia 12000 m
Page 143 and 144: EFFECT OF DIFFERENT GREEN MANURE LE
Page 145 and 146: .. ~ Table 2. The effect of time o
Page 147: Chivinge, O.A., E. Kasembe, and I.K
Page 150 and 151: times with regionally specific adap
Page 152 and 153: ter content at 180 cm was still wel
Page 154 and 155: to amount of biomass, quality of bi
Page 156 and 157: with the natural fallow, which did
Page 158 and 159: and K to maize as an equivalent amo
Page 160 and 161: forts to understand the mechanisms
Page 162 and 163: gen recovery rates in relation to p
Page 164 and 165: The first steps to improve soil fer
Page 167 and 168: Questions and Answers .Identificat
Page 169 and 170:
MUCUNA - MAIZE ROTATIONS AND SHORT
Page 171:
Table 3. Percent nitrogen (% N) con
Page 174 and 175:
~e decomposition of legume residues
Page 176 and 177:
Table 3. Effect of forage legumes o
Page 178 and 179:
available nutrients and vice versa,
Page 180 and 181:
Conclusion and Recommendation Mucun
Page 182 and 183:
Specific objectives were to: • Te
Page 184 and 185:
'"~ v '" ~ ~ 1400000 1200000 100000
Page 187 and 188:
EFFECT OF SURFACE APPLICATION AND I
Page 189:
it 4 a···· · ... - :.!! e.....
Page 193 and 194:
PERFORMANCE OF GREEN MANURES AND GR
Page 195:
Mungwi soil, cowpea and soyabean pr
Page 198 and 199:
Among BNF systems, symbiotic system
Page 200 and 201:
3500 .f"'3000 ca ,c2500 CI "" - 200
Page 202 and 203:
above-ground biomass was not transl
Page 204 and 205:
3000 "0 ]i >. ,5 ~ C> 800 600 400 2
Page 206 and 207:
Most interventions involving green
Page 208 and 209:
~ ~~----.-~r-~-------------r~~ Aoo
Page 210 and 211:
stover N, followed by after pigeon
Page 212 and 213:
tems in Malawi and Zimbabwe. Procee
Page 214 and 215:
1965). The tailings and AgLi were a
Page 216 and 217:
The significant soybean yield could
Page 218 and 219:
twice the yield is necessary. We ha
Page 220 and 221:
Table 1. Maize and Grain Legumes Pr
Page 222 and 223:
Recommendations and Conclusion In v
Page 224 and 225:
performance of private sector compa
Page 226 and 227:
the investment costs incurred. The
Page 228 and 229:
Results and Planning Workshop. Soil
Page 231 and 232:
A SOCIO-ECONOMIC ANALYSIS OF LEGUME
Page 233 and 234:
Table 1. Gross margins from the dif
Page 235 and 236:
Abstract LINKING TECHNOLOGY DEVELOP
Page 237 and 238:
3. If households are linked to prod
Page 239 and 240:
Table 9. Average Table 8. Pigeonpea
Page 241 and 242:
ance of sorghum-pigeonpea intercrop
Page 243:
Mligo, J.K., 1995. Pigeonpea breedi
Page 246 and 247:
To Charles Nhemachena, et al. Q: 1)
Page 248 and 249:
• Assessment of the potential ben
Page 250 and 251:
few studies characterized the house
Page 252 and 253:
• Conduct more research to measur
Page 254:
Socio-Economics, Policy and Technol
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