Recommended seed rate spacings and population for different species of cotton in the three zones
|
Species |
Growing conditions |
Cotton Zone |
Seed rate (kg. / ha.) |
Spacing ( Cm ) |
Population (Per ha.) |
|
G.hirsutum |
Irrigated |
Northern Southern
Central Southern |
20 - 22 10 - 15
18 – 20 18 - 20 |
75 x 15 75 x 30 75 x 45 60 x 30 60 x 30 |
88,900 44,444 29,629 55,600 55,600 |
|
G.arboreum |
Irrigated |
Northern Central |
10 - 12 10 - 12 |
60 x 30 60 x 30 |
55,600 55,600 |
|
G.herbaceum |
Rain fed |
Central Southern |
12 - 15 12 - 15 |
45 x 30 60 x 30 |
74,074 55,600 |
|
G.barbadense |
Irrigated |
Southern |
8 - 10 12 - 15 |
90 x 30 75 x 30 |
37,000 44,444 |
|
Hybrids |
Irrigated
Rain fed |
Southern
Central
Northern Central Southern |
2 - 3
2 – 3.5
3 – 3.5 3 – 3.5 2.5 - 3 |
90 x 30 45 x 60 90 x 60 120 x 40 120 x 60 67.5 x 67.5 150 x 60 120 x 60 |
37,000 37,037 18,518 20,833 13,888 21,948 11,111 13,888 |
Information compiled, Page designed and developed by M. Sabesh, Scientist(SS), CICR, Coimbatore