Figure 3

Planting areas covered by different types of hybrid rice in China (1983–2012). a, Hybrids based on BT-, HL-, and WA-CMS lines as well as EGMS (environment-conditioned genic male sterility). b, Hybrids based on different CMS types with similar features to WA-CMS. For definition of different CMS types see Table 1. Note the data were composed of hybrid rice cultivars that had grown in more than 50,000 ha (1983 to 2012) in this figure, cultivars with less growing area were not included.