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Table 3 Germplasm types requested by NPGS census respondents 2011–2015

From: Developing country demand for crop germplasm conserved by the U.S. National Plant Germplasm System

Germplasm type

Requests by all respondents

Requests by respondents in developing countries

NPGS holdings, all crops, 2009

 

% of total

Cultivars

31

29

9

Advanced material

10

10

18

Genetic stocks

11

10

Landraces

33

23

36

Wild relatives

11

22

15

Unknown/other

4

6

22

  1. Source: The Census of Users of the National Plant Germplasm System of 2018