Buscar
Mostrando ítems 1-8 de 8
Report
Dimensions of diversity in CIMMYT bread wheat from 1965 to 2000
(CIMMYT, 2000)
To the extent possible, this paper summarizes scientific evidence on the scope of the genetic base in modern bread wheat varieties in the developing world from 1965 to the present, drawing on previously published research ...
Book
El análisis AMMI y la gráfica del biplot en SAS
(CIMMYT, 2000)
En este documento se presentan tres ejemplos de casos en los que se emplearon programas creados en SAS para obtener Modelos AMMI, asi como la prueba de Gollob (Gollob, 1967) para determinar la significancia de cada termino ...
Book
Modelos estadísticos multiplicativos para el análisis de la interacción genotipo x ambiente
(CIMMYT, 2000)
En los últimos 1O años se han logrado avances importantes en el uso de los modelos estadísticos multiplicativos para el análisis de ensayos de genotipos en ambientes múltiples y el estudio del complicado fenómeno de la ...
Handbook
User's guide for spatial analysis of field variety trials using ASREML
(CIMMYT, 2000)
This manual describes an approach to the spatial analysis of field experiments based on the software package AS residual maximum likelihood (ASREML; Gilmour et al. 1999). It describes common sources of spatial variation ...
Book
Maize production environments revisited: A GIS-based approach
(CIMMYT, 2000)
This publication presents a GIS-based approach for revising the descriptions of global maize production environments, called "mega-environments" (MEs), used by CIMMYT and its partners. A cluster analysis was performed on ...
Handbook
SAS macro for analysing unreplicated designs
(CIMMYT, 2000)
Augmented or unreplicated experiment designs have two type of treatments, the replicated checks and the unreplicated new entries. The latter are usually considered to be random effects while the checks treatments are ...
Report
The AMMI analysis and graphing the biplot
(CIMMYT, 2000)
With the objective of facilitating researchers of CIMMYT and National Programs to compute the AMMI model and the biplot of multi-environment trials, three programs were written in SAS for computing the AMMI analysis and ...
Brochure
Bridges to prosperity: food security, the environment, and peace for Central America
(CIAT; SDC; CIP; CIMMYT, 2000)
We are building bridges to prosperity for the small-scale, subsistence farmers who produce basic food crops in Central America. Our vision is to reduce poverty and environmental degradation and promote peace. We are a group ...