❖ The Cauvery delta region, in the last five years have seen a perceptible rise in the average extent of coverage for the season.

❖ Kuruvai coverage rose by 40% above normal in last five years.

❖ The normal coverage, as worked out by the State Agriculture Department, is about 3.24 lakh acres for the delta.

❖ It covers the districts of Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, Ariyalur, Tiruchi and Cuddalore. 

❖ However, going by the average for the last five years, the figure comes to 4.57 lakh acres — a nearly 40% rise.