Conversion of Nutrients (kg/ha) to Common Fertilizers (kg/ha)

 

Conversion of nutrients
 

Rate of application

Ammonium sulphate

(20% N)

Urea

(46% N)

Super phosphate

(18% P2O5)

Muriate of potash

(50% K2O)

(60% K2O)

10

50

22

56

20

17

20

100

43

111

40

33

30

150

65

167

60

50

40

200

87

222

80

67

50

250

109

278

100

83

60

300

130

333

120

100

70

350

152

389

140

117

80

400

174

444

160

133

90

450

196

500

180

150

100

500

217

556

200

167

110

550

239

611

220

183

120

600

261

667

240

200

130

650

283

722

260

217

140

700

304

778

280

233

150

750

326

833

300

250

 

References Kerala Agricultural University. 2011. Package of Practices Recommendations: Crops.14th edition. Kerala Agricultural University, Thrissur- 360 p.