Effect of increased cobalt treatments on sewage sludge amended soil: Nitrogen species in soil and tranference to tomato plants

References

• Aller , A. J. , Bernal , J. L. , Notal , M. I. and Dcban , L. 1990 . Effect of selected trace elements on plant growth . J. Sci. fond Agr. , 51 : 447 – 479 .
   Web of Science ®Google Scholar
• Bremmer , J. M. and Brestenbeck , G. A. 1983 . A simple method for determination of ammonium in semimicro- kjeldahl analysis of soils and plant materials using a block digester . Commun. Soil Sci. Plant Anal , 14 : 905 – 913 .
   Web of Science ®Google Scholar
• Davis , R. , Becken , DL. , R H. T. and Bollen , K. 1978 . Critical levels of twenty potentially toxic elements in young spring barley . Plant Soil , 49 : 395 – 408 .
   Web of Science ®Google Scholar
• Gupta , S. K. and Häni , H. 1986 . Chemical methods for predicting biological effects of accumulated metals in soils , Hamburg , , Germany) : XIII Congress Intern. Soc. Soil Science .
   Google Scholar
• Hattori , H. Y. M. 1986 . Decomposition of sewage sludge in soil as affected by their organic matter composition . Commun. Soil Sci. Plant Anal , 32 : 421 – 432 .
   Google Scholar
• Keeney , D. R. and Nelson , W. II. , eds. “ Nitrogen-inorganic forms ” . In Methods of Soil Analysis. Part 2. Chemical and Microbiological Methods. Agranomy , Vol. 9 , 643 – 698 . Madison , , USA : ASA-SSSA . 2)
   Google Scholar
• Kim , B. Y. , Kim , K. S. , Kim , B. J. and Man , K. II . 1978 . Uptake and yield nf the rice plant related to the concentration of heavy metals (Ca, Ni . Cr. Co. Mn). An. Rep. Official Rural Development , 20 : 1 – 10 .
   Google Scholar
• Maliszewska , W. , Dec , S. , Wiencbicka , H. and Woziakowska , A. 1985 . The influence of vinous heavy metal compounds an the development and activity of soil micro-organisms . Environ. Polin. (Series A) , 37 : 195 – 215 .
   Web of Science ®Google Scholar
• Mandal , R. and Parsons , J. W. 1989 . Effects of chlorides of cobalt, nickel and copper on nitrification in petit . Pakistain J. Sci. lnchastr. Res. , 32 : 584 – 586 .
   Google Scholar
• McGrath , S. P. , Chandri , A. and Giller , K. F. 1995 . Long-term effects of metals in sewage sludge on soils . microorganisms and plants. J. Indust. Microbiol , 14 : 94 – 104 .
   PubMedGoogle Scholar
• Nelson , D. W. and Sommers , L. F. , eds. 1982 . “ Total carbon, organic carbon, and organic matter ” . In Methods of Soil Analysis, Part 2. Chemical and Microbiological Methods. Agrottoary , Vol. 9 , 539 – 579 . Madison , , USA : ASA-SSSA . 2)
   Google Scholar
• Penez-Espinosa , A. , Mureno-Caselles , J. , Moral , K. , Perez-Mureia , M. D. and Gomez , J. 2000 . Effects of sewage sludge application on salinity and physico-chemical properties of a calcareous soil . Arch. Acker-pft. Boden. , 45 : 51 – 56 .
   Google Scholar
• Rehab , E. I. and Wallace , A. 1978 . Excess trace metal elements on cotton: I . Copper, zine, coball and manganese in solution culture. Commun. Sail Sci. Plant Anal , 9 : 517 – 518 .
   Google Scholar
• Sadovnikova , L. , Otabbong , V. , Lakimenko , O. , Nilsson , I. , Persson , J. and Orlov , D. 1996 . Dynamic transformation of sewage sludge and franyard manure components: 2 . Copper, lend and cadmium forms in incubated soils. Agr: Erosyst. Environ. , 58 : 127 – 132 .
   Google Scholar
• Saucrbcck , D. R. 1986 . Effects of agricultural practices on the physical, chemical and biological properties of soils: Pan II . Use of sewage sludge and agricultural wastes ,
   Google Scholar
• Scientific Basis for Sail Protertion in the European Community , 181 – 210 . Elsevier Applied Science Publishers Ltd Essex-UK .
   Google Scholar
• Sempere , A. , Oliver , J. and Ramos , C. 1993 . Simple determination of nitrate in soils by second-derivative speciroscopy . J. Soil Sci , 44 : 633 – 639 .
   Web of Science ®Google Scholar
• Sema , M. D. and Pomares , F. 1992 . Nitrogen mineralization of sludge-amended soils . Biores. Technol. , 39 : 285 – 290 .
   Web of Science ®Google Scholar
• Soler-Rovira , P. , Soler-Soler , J. , Soler-Rovira , J. and Polo , A. 1996 . Agricultural use of sewage sludge and its regulation . Fertilizer Res , 43 : 173 – 177 .
   Web of Science ®Google Scholar
• Terry , R. E. , Nelson , D. W. and Sommer , L. E. 1981 . Nitrogen transformations in sewage sludge-amended soils as affected by soil environmental factors . Soil Sci. Am, J , 45 : 506 – 513 .
   Web of Science ®Google Scholar