Genetic improvement has been a major contributor to agricultural productivity in the United States, but many questions about the economics of crop breeding, such as the value of pre-commercial germplasm, remain unanswered. This study estimates the marginal value of poorly characterized materials...

Exploration of a germplasm collection for a particular trait is viewed as a search within a given distribution. An optimal strategy would be to search and collect additional accessions for traits as long as expected benefit is greater or equal to the cost of collecting, conserving and testing...

In contrast to a perception that ex situ collections of germplasm are rarely used, this empirical case study reveals large quantities of germplasm samples distributed by the U.S. National Germplasm System to many types of scientific institutions located in numerous countries around the world....

This report discusses the development and current status of the plant genetic resources conservation and maintenance system in the former Soviet Union as of mid 1994.

This report discusses the development and current status of the plant genetic resources conservation and maintenance system in the former Soviet Union as of mid 1994.