Effect of Zinc and Sulphur on herb, oil yield and quality - Journal of ...

Ajay Kumar et al J. Chem. Pharm. Res., 2010, 2(4):642-648_____________________________________________________________________________Table-1 Growth parameters <strong>of</strong> M arvensis var. Kosi as influenced by zinc <strong>and</strong> sulphur treatmentsTreatmentsPlant Height (cm) Leaf Area Index Leaf : Stem Ratio1999 2000 1999 2000 1999 2000H-I H-II H-I H-II H-I H-II H-I H-II H-I H-II H-I H-II70% <strong>of</strong> Recommended N.P.K. 48.9 68.2 50.9 63.3 3.20 4.38 3.61 4.14 1.05 0.63 1.06 0.5770% <strong>of</strong> Recommended N.P.K. +Zn 54.3 69.6 51.5 64.7 3.69 4.69 3.69 4.18 1.07 0.65 1.07 0.5770% <strong>of</strong> Recommended N.P.K. +S 62.5 71.6 54.9 67.0 3.89 4.96 3.83 4.29 1.09 0.69 1.11 0.6370% <strong>of</strong> Recommended N.P.K. +Zn +S 64.4 74.2 58.9 68.3 4.26 5.10 4.51 4.43 1.12 0.72 1.15 0.65Recommended N.P.K.(150:60:40 kg/ha) 66.2 75.1 63.5 68.7 4.27 5.24 4.62 5.03 1.14 0.75 1.18 0.74Recommended N.P.K. + Zn 72.1 75.6 67.0 69.0 5.15 5.64 4.66 5.07 1.19 0.76 1.19 0.76Recommended N.P.K. +S 72.6 76.8 69.4 70.0 5.17 5.69 5.09 5.16 1.20 0.79 1.23 0.78Recommended N.P.K. +Zn +S 76.3 79.5 69.8 73.9 5.27 5.80 5.44 5.43 1.26 0.84 1.30 0.79130% <strong>of</strong> Recommended N.P.K. 78.4 82.6 69.1 73.8 5.49 6.10 6.04 5.97 1.24 0.83 1.36 0.89130% <strong>of</strong> Recommended N.P.K. + Zn 79.3 79.5 74.9 78.9 5.69 6.34 6.03 6.04 1.26 0.84 1.42 0.89130% <strong>of</strong> Recommended N.P.K. +S 80.4 83.7 75.1 81.5 6.05 6.35 6.20 6.19 1.29 0.85 1.45 0.93130%<strong>of</strong> Recommended N.P.K. +Zn +S 81.9 87.5 78.5 85.8 6.58 7.00 6.47 6.40 1.32 0.95 1.46 0.98Control 24.5 53.5 46.8 54.7 2.11 3.11 3.70 3.24 0.86 0.52 0.93 0.51S.Em 4.8 3.9 3.1 3.3 0.06 0.28 0.07 0.06 0.07 0.05 0.05 0.03CD(5%) 13.9 11.5 9.0 9.5 0.17 0.81 0.21 0.18 0.21 0.15 0.11 0.08H-I is first harvest <strong>and</strong> H-II is second harvestTable 2: Herbage <strong>and</strong> essential oil yield <strong>of</strong> M arvensis var. Kosi as influenced by zinc <strong>and</strong> sulphur treatmentsTreatments Herbage yield (q/ha) Oil yield (l/ha)1999 2000 1999 2000H-I H-II Total H-I H-II Total H-I H-II Total H-I H-II Total70% <strong>of</strong> Recom. N.P.K 192.6 245.2 422.7 150.0 200.0 350.0 144.5 144.8 289.3 112.1 124.0 236.1T-1 +Zn 208.7 270.7 479.4 162.5 220.0 382.5 177.3 177.7 355.1 136.5 154.0 290.5T-1 +S 208.2 287.5 495.7 164.6 241.7 406.2 167.2 187.4 354.7 131.6 162.6 294.3T-1 +Zn +S 224.2 295.4 518.6 166.7 275.0 441.7 183.6 194.1 377.6 137.8 187.8 325.7Recommended N.P.K 227.1 291.5 518.6 195.0 265.8 460.8 186.8 188.3 375.5 163.8 180.8 344.6T-5 + Zn 236.1 312.6 548.3 213.7 283.3 497.1 203.4 216.9 420.4 206.7 213.3 420.0T-5 +S 230.8 334.3 561.8 228.3 298.3 526.6 189.1 218.9 408.0 200.9 217.8 418.7T-5 +Zn +S 260.5 338.3 598.8 239.2 310.8 550.0 216.2 223.4 439.1 216.9 230.0 446.9130% <strong>of</strong> Recom. N.P.K 234.2 336.1 570.2 216.7 315.0 531.7 180.0 192.1 372.1 166.2 180.5 346.7T-9 + Zn 249.7 342.5 592.2 234.2 335.8 570.0 198.1 207.4 405.6 189 214.9 403.9T-9 +S 256.2 375.4 631.7 240.4 356.7 597.1 201.9 226.1 428.1 189.2 218.6 407.8T-9+Zn +S 265.2 379.4 644.5 248.7 376.7 625.4 209.2 227.4 436.6 196.0 237.3 433.3Control 144.8 170.0 314.8 102.1 166.7 268.7 87.9 79.8 167.7 68.7 80.0 148.7S.Em 9.0 11.7 14.2 18.5 30.1 28.1 11.1 8.3 11.8 16.1 19.9 24.3CD 5% 26.3 34.3 41.2 54.0 88.0 81.8 32.3 24.2 34.5 46.8 58.1 71.0H-I is first harvest <strong>and</strong> H-II is second harvest645