Ongoing increases in the human population necessitate that rice will continue to be a critical
aspect of food security for the twenty-first century. While production must increase in the
coming decades to meet demand, such increases will be accompanied by diminished
natural resources and rising production costs that will alter how rice is grown and managed.
Such resource constraints are the impetus for the ongoing transition from traditional flooding
and transplanting to direct-seeded rice (DSR). However, such a transition can result in an …

… Biology of Weedy Rice 186 4. The Origin, Evolution and Seed Dormancy of Weedy Rice
189 5. Past, Present, and Future Distribution 195 5.1 Current Distribution 196 6.
Management of Weedy Rice in DSR 199 …