Table 15.4
Average per ha potassium uptake during 1990–1991 to 2012–2013 (kg/ha)
District
Irrigated area
Unirrigated area
Total
1990–1999
2000–2009
1990–2012
1990–1999
2000–2009
1990–2012
1990–1999
2000–2009
1990–2012
Kanchipuram
61.07
62.97
62.70
6.91
6.18
6.46
53.07
56.17
55.55
Cuddalore
151.60
191.96
176.96
4.89
5.04
4.96
89.17
127.48
113.32
Vellore
137.55
140.55
139.14
6.40
6.21
6.27
73.65
75.00
74.63
Tiruvannamalai
92.91
110.03
110.94
7.31
7.48
7.40
57.20
77.80
76.70
Salem
130.01
190.11
162.36
6.09
6.14
6.07
56.87
98.40
81.10
Dharmapuri
110.13
137.53
125.69
5.49
5.23
5.32
34.41
46.44
42.17
Coimbatore
83.64
82.72
82.40
5.18
4.91
5.07
42.83
49.28
47.32
Erode
148.45
263.68
205.24
7.42
7.53
7.48
96.54
179.50
140.40
Trichy
149.33
144.91
149.26
4.47
4.50
4.45
60.92
68.82
67.08
Pudukkottai
53.32
98.49
78.41
6.91
6.86
6.82
33.68
69.70
54.78
Thanjavur
50.49
48.51
48.84
5.10
4.97
5.02
38.23
35.83
36.66
Madurai
117.22
122.92
123.18
4.95
4.55
4.72
74.63
76.62
77.88
Dindigul
82.14
84.77
83.39
5.01
4.99
5.03
35.84
40.32
39.22
Ramnad
15.09
17.71
17.07
6.10
6.13
6.11
9.48
10.64
10.31
Virudhunagar
72.90
72.64
72.61
4.28
4.44
4.36
31.87
36.84
34.51
Sivagangai
57.21
58.94
60.02
6.60
6.33
6.45
41.01
44.42
44.59
Tirunelveli
68.12
82.39
75.56
4.70
4.87
4.77
52.92
62.63
58.10
Thoothukudi
131.02
196.80
170.17
3.66
3.87
3.81
40.37
56.63
48.57
Kanyakumari
68.68
104.98
88.12
4.78
4.74
4.75
43.55
62.17
54.17
Tamil Nadu
96.01
115.61
107.63
5.44
5.31
5.34
53.85
68.75
63.20
334
R. Paramasivam et al.
Average per ha potassium uptake during 1990–1991 to 2012–2013 (kg/ha)
District
Irrigated area
Unirrigated area
Total
1990–1999
2000–2009
1990–2012
1990–1999
2000–2009
1990–2012
1990–1999
2000–2009
1990–2012
Kanchipuram
61.07
62.97
62.70
6.91
6.18
6.46
53.07
56.17
55.55
Cuddalore
151.60
191.96
176.96
4.89
5.04
4.96
89.17
127.48
113.32
Vellore
137.55
140.55
139.14
6.40
6.21
6.27
73.65
75.00
74.63
Tiruvannamalai
92.91
110.03
110.94
7.31
7.48
7.40
57.20
77.80
76.70
Salem
130.01
190.11
162.36
6.09
6.14
6.07
56.87
98.40
81.10
Dharmapuri
110.13
137.53
125.69
5.49
5.23
5.32
34.41
46.44
42.17
Coimbatore
83.64
82.72
82.40
5.18
4.91
5.07
42.83
49.28
47.32
Erode
148.45
263.68
205.24
7.42
7.53
7.48
96.54
179.50
140.40
Trichy
149.33
144.91
149.26
4.47
4.50
4.45
60.92
68.82
67.08
Pudukkottai
53.32
98.49
78.41
6.91
6.86
6.82
33.68
69.70
54.78
Thanjavur
50.49
48.51
48.84
5.10
4.97
5.02
38.23
35.83
36.66
Madurai
117.22
122.92
123.18
4.95
4.55
4.72
74.63
76.62
77.88
Dindigul
82.14
84.77
83.39
5.01
4.99
5.03
35.84
40.32
39.22
Ramnad
15.09
17.71
17.07
6.10
6.13
6.11
9.48
10.64
10.31
Virudhunagar
72.90
72.64
72.61
4.28
4.44
4.36
31.87
36.84
34.51
Sivagangai
57.21
58.94
60.02
6.60
6.33
6.45
41.01
44.42
44.59
Tirunelveli
68.12
82.39
75.56
4.70
4.87
4.77
52.92
62.63
58.10
Thoothukudi
131.02
196.80
170.17
3.66
3.87
3.81
40.37
56.63
48.57
Kanyakumari
68.68
104.98
88.12
4.78
4.74
4.75
43.55
62.17
54.17
Tamil Nadu
96.01
115.61
107.63
5.44
5.31
5.34
53.85
68.75
63.20
334
R. Paramasivam et al.