Rice fallow ecology
- In Odisha, rice is cultivated on wide range of soils and lands. Kharif paddy coverage in the state (medium and low land) is 30.74 lakh ha (15.8+14.94 lakh ha) out of which rabi pulse area is 14.03 lakh ha, other crops after rice are grown in 4.51 lakh ha and rice fallow is 12.2 lakh ha
- The climate of the state
is hot sub humid with hot summers and mild winters. The mean annual temperature
of the state is about 27.50 C. The mean winter
(November-December-January) temperature of the state is 21.8 0C.
- Mean maximum for these
months is 29.10 C and mean minimum is 14.40 C. Mean
annual rainfall of the state is 1421 mm and is received in 63 days. Average winter rainfall (November to
January) is 40 mm (22+6+12), which is received in 2 rainy days.
- Rain in October is about 124 mm received in 5 rainy days which is helpful for sowing rabi pulses under residual soil moisture. Greengram, blackgram, cowpea, horsegram, pea and lentil are usually grown as rabi pulses in the state.The optimum temperature of blackgram/greengram 25-35,gram 25-300c,Pea 15-180c,Lentil 15-250c