References
- Aslam , M. and Oaks , A. 1976 . Comparative studies on the induction and inactivation of nitrate reductase in corn roots and leaves . Plant Physiol. , 57 : 572 – 576 .
- Beevers , L. and Hageman , R.H. 1969 . Nitrate reduction in higher plants . Annu. Rev. Plant Physiol. , 20 : 495 – 522 .
- Filner , P. , Wray , J.L. and Varner , J.E. 1969 . Enzyme induction in higher plants . Science , 165 : 358 – 367 .
- Gouia , H. , Ghorbal , M.H. and Touraine , B. 1994 . Effect of NaCl on flows of N and mineral ions and on NO3reduction rate within whole plants of salt sensitive bean and salt tolerant cotton . Plant Physiol. , 105 : 1409 – 1418 .
- Hewitt , E.J. 1966 . “ Sand and Water Cultures Methods Used in the Study of Plant Nutrition. Technical Communication No. 22 (revised) ” . In Commonwealth Bureaux of Agriculture and Plantation Crops, East Mailing , Farnham Royal, , England : Commonwealth Agriculture Bureaux .
- Johnson , V.A. , Dreir , A.T. and Gravouski , P.H. 1973 . Yield and protein responses to nitrogen fertilizer of two winter wheat varieties differing in inherent protein content of the grain . Agron. J. , 65 : 259 – 263 .
- Khan , M.G. , Silberbush , M. and Lips , S.H. 1994a . Physiological studies on salinity and nitrogen interaction inalfalfa. I. Biomass production and root development . J. Plant Nutr. , 17 (4) : 657 – 668 .
- Khan , M. G. , Silberbush , M. and Lips , S.H. 1994b . Physiological studies on salinity and nitrogen interaction in alfalfa. II. Photosynthesis and transpiration . J. Plant Nutr. , 17 (4) : 669 – 682 .
- Kohler , K.H. , Schmerder , B. and Sheikhany , H. 1992 . The effect of water stress on the germination and nitrate reductase activity in imbibing Agrostemma githago seeds . J. Plant Physiol. , 139 : 528 – 532 .
- Lewis , O.A.M. , James , D.M. and Hewitt , E.J. 1982 . Nitrogen assimilation in barley (Hordeum vulgare L. cv Mazuraka) in response to nitrate and ammonium nutrition . Ann. Bot. , 49 : 39 – 49 .
- Lips , S.H. , Leidi , E.O. , Silberbush , M. , Soares , M.I.M. and Lewis , O.A.M. 1990 . Physiological aspects of ammonium and nitrate fertilization . J. Plant Nutr. , 13 : 1271 – 1289 .
- Rai , R.K. , Shrivastava , A.K. , Ghosh , A.K. and Saxena , Y.R. 1988 . Variation in nitrate reductase activity by various sources of nitrogen in earlier stages of growth in sugarcane . Indian J. Plant Physiol. , XXXI (2) : 200 – 204 .
- Rao , R.K. and Gnanam , A. 1990 . Inhibition of nitrate and nitrite reductase activities by salinity stress in Sorghum vulgare . Phytochemistry , 29 (4) : 1047 – 1049 .
- Sankhla , N. and Huber , W. 1975 . Ecophysiological studies on Indian arid zone plants. IV. Effect of salinity and gibberellin on the activities of photosynthetic enzymes and CO2 fixation products in leaves of Penisetum typhoides seedlings . Biochem. Physiol. , 57 : 162 – 166 .
- Sekhon , B.S. , Sandhu , H.S. , Dhillon , K.S. and Singh , R. 1987 . Effect of salinity and nitrogen on nitrogenase and nitrate reductase activity in Chickopea (Cicer arietinum) . Indian J. Ecol. , 14 : 289 – 291 .
- Soares , M.I.M. , Lips , S.H. and Cresswell , C.F. 1985a . Endogenous nitrate loss as an assay for nitrate reduction in vivo . Physiol. Plant , 64 : 487 – 491 .
- Solomonson , L.P. and Barber , M.J. 1990 . Assimilatory nitrate reductase: Functional properties and regulation . Annu. Rev. Plant Physiol. Plant Mol. Biol. , 41 : 225 – 53 .
- Vance , C.P. , Heichel , G.H. , Donald , K.B. , Barnes , K. , Bryan , J.W. and Johnson , L.E. 1979 . Nitrogen fixation, nodule development and vegetative regrowth of alfalfa (Medicago sativa L.) following harvest . Plant Physiol. , 64 : 1 – 8 .
- Address for correspondence: Dr. M. G. Khan, Department of Plant Science, Rohilkhand University, Bareilly (U.P.), 240 006 India.