The Eleventh Regional Wheat Workshop For Eastern ... - Cimmyt

Table o/Contents
239 Agronomic and economic evaluation of the on-farm Nand P response of bread wheat
grown on two contrasting soil types in central Ethiopia. Amsal Tarekegne, D.G.
Tanner, Taye Tessema and Chanyallew Mandefro.
253 Effects of soil waterlogging on the concentration and uptake of selected nutrients by
wheat genotypes differing in tolerance. Amsal Tarekegne, A.T.P. Bennie and M.T.
Labuschagne.
264 Effect of crop rotation and fertilizer application on wheat yield performance across
five years at two locations in south-eastern Ethiopia. Amanuel Gorfu, Kefyalew
Girma, D.G. Tanner, Asefa Taa and Shambel Maru.
275 Effects of tillage and cropping sequence practices on wheat production over eight
years on a farmer's field in the south-eastern highlands of Ethiopia. Asefa Taa, D.G.
Tanner, Kefyalew Girma, Amanuel Gorfu and Shambel Maru.
291 Survey of weed community structure in bread wheat in three districts of Arsi Zone in
south-eastern Ethiopia. Kefyalew Girma, Shambel Maru, Amanuel Gorfu, Workiye
Tilahun and Mekonnen Kassaye.
302 Evaluation of herbicides for the control of brome grass in wheat in south-eastern
Ethiopia. Shambel Maru, Kefyalew Girma and D.G. Tanner.
309 Evaluation of the effects of surface drainage methods on the yield of bread wheat on
Vertisols in Arsi Zone. Yesuf Assen, Duga Debele and Amanuel Gorfu.
316 Crop rotation effects on grain yield and yield components of bread wheat in the Bale
highlands of south-eastern Ethiopia. Tilahun Geleto, Kedir Nefo and Feyissa Tadesse.
325 Impact of cropping sequence and fertilizer application on key soil parameters after
three years of a crop rotation trial. 1. Kamwaga, p.G. Tanner, E.W. Nassiuma and P.
Bor.
336 The introduction of disease and pest resistant wheat cultivars to small-scale farming
systems in the highlands of Lesotho. 1. Tolmay, M.L. Rosenblum, M. Moletsane, M.
Makula and T. Pederson.
341 Reducing mechanical harvesting losses of wheat under large-scale production in the
Gezira Scheme, Sudan. Mamoun I. Dawelbeit.
347 Effects of crop rotation, tillage method and N application on wheat yield at Hanang
Wheat Farms, Tanzania. P.L. Antapa and W.L. Mariki.
352 On-farm evaluation of the response of four bread wheat varieties to nitrogen fertilizer
in Karatu district in northern Tanzania. H.A. Mansoor, RV. Ndondi, D.G. Tanner, P.
Ndakidemi and R.T. Ngatokewa.
360 Timing nitrogen application to enhance wheat grain yields in northern Tanzania. M.L.
Mugendi, C. Lyamchai, W.L. Mariki and M. Israe1.
v