| 000 | 00563 am a2200181 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aEffect of cropping & fertilization practices on enrichment ratios for organic matter, nitrogen, & phosphorus on heavy soils | |
| 300 | _a65P.+9App.+9Bib.+23Tab.+4Fig. | ||
| 650 | _aNitrogen | ||
| 650 | _aPhosphorus | ||
| 650 | _aSoils | ||
| 650 | _aCropping | ||
| 650 | _aFertilization | ||
| 650 | _aOrganic matter | ||
| 502 |
_cUniversity of Udaipur _bM.Sc. (Soil & Water Conservation) _d1969 |
||
| 100 | 1 |
_aGupta, Madan Lal _d |
|
| 942 |
_2udc _cT |
||
| 901 | _aRF9692 | ||
| 999 |
_c150482 _d150482 |
||