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Browsing Department of Crop Science and Horticulture by Issue Date

Browsing Department of Crop Science and Horticulture by Issue Date

Now showing items 1-20 of 268

Coffee in the economy of Tanzania and the implications of membership In the international coffee agreement

Msuya, M. Michael (1979)

We seek in this work to develop recommendations for policies that will enable Tanzania to enhance her gains from trade in coffee, in of the changing environment O’- orally. in the world coffee and economic scene We ...
Structural change in the U.S. soybean and soybean products markets: a systematic varying coefficient simultaneous system approach

Rugambisa, Jeremiah Boniface Ishengoma (University of Illinois, 1985)

The soybean industry is an interesting area for investiga- It is extremely complex and has been changing rather t ion. dramatically over the last 10 to 15 years. There exists a high degree of interaction among the ...
The incidence, economic importance and control of aphelenchoides Besseyi Christie 1942 on rice

Gata, Ntombana R. (Sokoine University of Agriculture, 1989)

The distribution, control Aphelenchoides besseyi Christie and 1942 economic on rice importance sativa L) (Oryza cultivars grown in mainland Tanzania was studied. Survey results showed that A. besseyi was widely distributed ...
Quantifying the effects of temperature and photoperiod on phenological development to flowering in rice.

Yin, Xinyou (Michigan State University, 1996-05-22)

Accurate prediction of crop phenology is important not only for modelling purposes but alsofor crop improvement and management actions The objective of this study was to develop a Methods for predicting phonological ...
Evaluation of maturity characteristics and of yield components of high protein bean (Phoseolus vulgaris L.) varieties in Morogoro, Tanzania

Mduruma, Z.O.; Nchimbi-Msolla, S.; Reuberi, S.O.W.M.; Misangu, R.N. (1998)

Several Bean growing areas in Tqnzania have unreliable and marginal rains necessitating use of short maturing and high yielding varieties. Such varieties however, are not, readily available. This'study was done to evaluate ...
Paths of influence among components of yield in sorghum (Sorghum bicolor (L) Moench, cv Tegemeo) grown in the semi arid area of Dodoma Region, Tanzania

Reuben, S.O.W.; Rwehumblza, F.B.R.; Mahoo, H.F.; Hatibu, N.; Makungu, P.; Ashimogo, G.C. (1998)

Sorghum is a food security crop in tropical marginal areas. Improvement strategies for yield under such conditions are important. Genetic improvement for yield is done thr0ll:gh improvement of its components. Due to yield ...
The effect of mulching and staking on the development of early and late blights of tomato

Lyimo, H. F. I; Tiluhongelwa, T. D.; Maerere, A. P.; Njau, P. (Tanzania Journal of Agricultural Sciences, 1998)

The effect of mUlching and staking on the development of early and late leaf blight of tomato (Lycopersicon esculentum (Mill))· caused by Alternaria solani (Ell. & Md.rt.) and Phythophthora injestans (Mont.), respectively, ...
Why agro-biodiversity conservation - who is responsible for what?

Reuben, S. O. W. M.; Mgembe, E. (FAO, 1999)

Agro-biodiversity conservation is an important ingredient with potential for food security and for medicinal purposes. In the marginal semi-arid areas of the world, there is often nutritional deficiency due to low level ...
Research note on the distribution and relative importance of bean bruchid species aconthoscelides obtectus (say.) and zabrotes subfosciatus (boh.) in Tanzania

Misangu, R.N.; Nchimbi-Msolla, S.; Reuben, S.O.W. M. (2000)

Two bean bruchid species Acanthoscelides·obtectus (Say.) and Zabrotes subfasciatus (Boh.) are known to destroy beans in storage. However, the distribution and relative. importance of these species have not been established ...
Inheritance of resistance to bacterial blight in ten rice (oryza sativa l.) cultivars

Luzi-Kihupi, A.; Khush, G.S. (2000)

Ten rice cultivars from the International Rice Germplasm Centre originating from Bangladesh were analysedfor the~r genetics of resistance to bacterial blight. The test cultivars were selected on the basis of their high ...
Resistance of arcelin incorporated bean (Phaseolus vulgaris L.) hybrids and their parental cultivars against the bean bruchid Zabrotes subfasciatus (Boh)

Misangu, R.N.; Nchimbi-Msolla, S.; Reuben, S.O.W.M. (2001)

A hybridization bean breeding programme aimed at breeding beans resistant against the bean bruchid species Z. subfasciatus which destroys beans in storage was carried out at Sokoine University of Agriculture (SUA) Morogoro. ...
Performance of early maturing mutants derived from 'supa' rice (Oryza sativa L.) cultivar

Luzi-Kihupi, A.; Zakayo, J.A . (2001)

Supa rice (Oryza saliva L.) cultivar which is very popular in Tanzania was sent for irradiation at the Seibersdorf Laboratory, Vienna, Austria in 1994. The dry seeds were irradiated with gamma rays using three doses (170, ...
Effect of harvest methods on yield and quality of Marketable flowers of greenhouse rose cultivars of different growth habits

Msogoya, T.J.; Morisot, A. (2001)

This study was carried out to determine the effects of harvest methods (proximal and median harvests) on yield and quality of marketable flowers of greenhouse hybrid tea rose (Rosa hybrida L.) cultivars of different growth ...
Comparative effectiveness of animal manures on soil chemical properties, yield and root growth of amaranthus (Amaranthus cruentus L.)

Maerere, A. P.; Kimbi, G. G.; Nonga, D. L. M. (AJST, 2001)

Pot and field experiments were conducted to compare the effects of dairy cow, goat and poultry manures on soil available levels of N and P and amaranths yield and root growth. The three amendments were applied on Oxisols ...
Variation and inter-relationship, between yield and, some agronomic characters in induced rice (Oryza sativa L.) mutants

Luzi-Kihupi, A. (2001)

A high yielding, locally adapted cultivar Salama of rice (Oryza sativa L.) which was recommended for cultivation in Tanzania since 1978 was irradiated with gamma rays using two doses (170 & 210 grays) from Cobalt 60 (60C0) ...
Cashew management and its effect on soils and intercrops: the case of sulphur dusting in South Eastern Tanzania

Ngatunga, Edward L. (Katholieke Universiteit Leuven, 2001)

This study examines management of cashew groves in South Eastem Tanzania and the effect of adopting sulphur dusting on soils and on cashew and its intercrops. Production of cashew nuts, an important cash crop in South ...
Genetic and phenotypic parameters of reproduction and lactation traits of Friesian X Boran crossbred cattle in Kagera region, Tanzania

Mwatawala, H.W.; Kifaro, G.C.; Petersen, P.H. (2002)

This study was done to estimate genetic and phenotypic parameters for Friesian x Boran crossbred dairy cattle of Kagera region. Parameters estimated were heritability, repeatability and phenotypic correlations of various ...
Reproductive and lactation performance of crossbred dairy cattle in Kagera region, Tanzania

Mwatawala, H.W.; Kifaro, G.C.; Petersen, P.H. (2002)

This study was done to evaluate reproductive and lactation performance of crossbred dairy cattle in Kagera region, Tanzania. Traits studied were age at first calving (AFC), calving internal (Cl), lactation milk yield (LMY) ...
Comparative performance of low and high volume herbicide sprays for weed control in lowland rainfed rice (Oryza satica L)

Sibuga, K.P. (2002)

Pre- and post emergence herbicides, were evaluated for weed control in lowland rice -(Oryza sativa L)) in field trials during 1998 and 1999 cropping seasons. Herbicides; were applied at high volume (416 1/ha) using a ...
Completion of a Success Story or an Opportunity Lost?

Lunogelo, H. Bohela; Sibuga, Kallunde Pill; Celander, Thorsten (2003-05)

The Soil and Water Conservation Project in Arusha Region was implemented in 1989–2000. The rationale for the project was to address serious land degradation problems around Mount Meru. The entry points was both technical ...

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