| 000 | 00840nam a2200205Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1996 xx 000 0 und d | ||
| 082 | _a551.49 K11M | ||
| 100 | _aKAMAL GURMIT Singh | ||
| 245 | 0 | _aMathematical modelling of nitrate movement from cropland to water table | |
| 260 |
_bLudhiana _c1996 |
||
| 300 | _a176, 91L | ||
| 520 | _aUnder upland moisture regime Hutson and Wagenet's (1992) model was modified to suit the wheat cultivation practices being followed in Northern India. Water retention and conductivity function required for water flow model were determined from particle siz | ||
| 650 | _aWATER TABLE -- MATHEMATICAL MODELS | ||
| 653 | _aMODEL | ||
| 653 | _aMOISTURE | ||
| 653 | _aNITRATE | ||
| 653 | _aWATER TABLE -- MATHEMATICAL MODELS | ||
| 653 | _aWATER, UNDERGROUND -- NITROGEN CONTENT | ||
| 942 |
_2ddc _cT |
||
| 999 |
_c115203 _d115203 |
||