Flood-intolerant and flood-tolerant rice

An Indian farmer with rice variety Swarna that is not tolerant to flooding (left) compared to variety Swarna-sub1 that is tolerant (right). This field was flooded for 10 days. The photo was taken 27 days after the flood waters receded.

[Ismail et al., “The contribution of submergence-tolerant (Sub 1) rice varieties to food security in flood-prone rainfed lowland areas in Asia,” Field Crops Research 152, 2013, 83-93, © Elsevier]