This paper discusses the centers of origin and diversity for bread wheat; sketches historical patterns in the sources and use of wheat genetic resources in modern plant breeding; identifies and compares indicators of genetic ...

This study uses an approach derived from models of the private and public characteristics of goods to illustrate (1) the overriding importance of variety attributes in farmers' decisions to allocate area among varieties ...

This publication describes current status and outlooks of plant genetic resources, breeding and biotechnology in Kazakhstan needs assessment results, and priority activities for their development and effective interaction. ...

Apomixis, the asexual reproduction of plants through seeds, has received increasing attention as technological advances have led to a rapid increase in knowledge about cellular biology, molecular genetics, and the mechanisms ...

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 ...