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Now showing items 31-40 of 505
Book
Institutionalizing the role of the economist in national agricultural research institutes
(CIMMYT, 1993)
The evolution of the role of economists in agricultural research institutes (ARIs) over the past two decades is described. A framework for determining relevant research activities for economists in ARIs is presented, with ...
Book
Crop management research and extension: The products and their impact on productivity
(CIMMYT, 1992)
This study presents a methodology (in five steps) for assessing the impact of information and technologies generated by a crop management research (CMR) program. The methodology is demonstrated by estimating the return to ...
Book
The contribution of genetic resources and diversity to wheat productivity: a case from the Punjab of Pakistan
(CIMMYT, 1997)
This study makes use of data on wheat production in the Punjab of Pakistan from 1979 to 1985 to 1) examine patterns of varietal diversity in farmers' fields both at the regional and district levels and 2) identify how and ...
Book
Adoption of maize production technologies in the Southern Highlands of Tanzania
(The United Republic of Tanzania; SACCAR; CIMMYT, 1998)
This report of the adoption of maize production technologies in the Southern highlands of Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 ...
Book
The farming systems of the Texizapan watershed, Sierra de Santa Marta, Veracruz, Mexico
(CIMMYT, 1998)
The main farming systems of the Texizapan watershed in southern Veracruz, Mexico (200-1,640 meters above sea level) were characterized through a formal survey in 1995. Farm-level data included an inventory of resources ...
Book
Institutional change and discontinuities in farmers' use of hybrid maize seed and fertilizer in Malawi: findings from the 1996-97 CIMMYT/MoLD Survey
(CIMMYT, 1998)
This study records the use of hybrid maize seed and fertilizer by small-scale farmers in Malawi, as well as their opinions about these inputs, from 1989-90 through 1996-97. Its main purpose is to determine whether the ...
Book
Farmers' use of improved seed selection practices in Mexican maize: evidence and issues from the Sierra de Santa Marta
(CIMMYT, 1997)
The principal advantage of in situ conservation is that it allows adaptive evolutionary processes to continue in the species that are being conserved. For a cultivated crop species, in situ conservation involves farmers' ...
Book
Farmer assessment of velvetbean as a green manure in Veracruz, Mexico: experimentation and expected profits
(CIMMYT, 1996)
This study explores factors associated with farmers' decision to experiment with velvetbean (Mucuna spp.), a green manure, as a maize intercrop in three villages of Veracruz, Mexico. To asses whether velvetbean might be ...
Book
Low use of fertilizers and low productivity in Sub-Saharan Africa
(CIMMYT, 1996)
Factors related to the low use of fertilizers and the resulting low agricultural productivity in sub-Saharan Africa are reviewed. The importance of inorganic fertilizers and agricultural research to improving soil fertility ...
Book
Are productivity enhancing, resource conserving technologies a viable "Win-win" approach in the tropics? The case of conservation tillage in Mexico
(CIMMYT, 1997)
This paper summarizes factors affecting the agricultural and environmental potential of conservation tillage in maize-based farming systems in Mexico. The author begins by describing some of the implications of soil ...