Čoga, L. 1996: The influence of pipe drainage on dynamics of nitrogen and heavy metals in soil-water-plant system, master thesis, Faculty of Agriculture University of Zagreb
Josipović M. — Kovačević V. — Šoštarić J. — Plavšić H. — Liović J. 2006: Influences of irrigation and fertilization on soybean properties and nitrgoen leaching-Cereal Research Communications vol. 34 No. 1 513–516 pp.
Liović J. , 'Influences of irrigation and fertilization on soybean properties and nitrgoen leaching ' (2006 ) 34 Cereal Research Communications : 513 -516.
Mesić M.— Bašić F.— Kisić I.— Butorac A.— Gašpar I., 2003: Influence of Mineral Nitrogen fertilization on Nitrate Content in Soil and on NO 3 -N Concentration in Drainpipe Water, Proceedings, 3. Croatian Conference on Waters, p 359–369, Osijek
Nadasy E. — Nadasy M. 2006: Some harmful or useful environmental effects of nitrogern fertilisers Cereal Research Communications 34 No. 1: 49–52 pp
Nadasy M. , '' (2006 ) 34 Some harmful or useful environmental effects of nitrogern fertilisers Cereal Research Communications : 49 -52.
Nemeth T. 2006: Nitrogen in the soil-plant system, nitrogen balances-Cereal Research Communications vol. 34 No. 1 61–64 pp.
Nemeth T. , 'Nitrogen in the soil-plant system, nitrogen balances ' (2006 ) 34 Cereal Research Communications : 61 -64.
Nemeth T. — Palmai O. — Horvath J., 2006: Evaluation of the N-fertilization of winter wheat based on the Nmin method in farm practice — Cereal Research Communications vol. 34 No. 1 589–592 pp.
Horvath J. , 'Evaluation of the N-fertilization of winter wheat based on the Nmin method in farm practice ' (2006 ) 34 Cereal Research Communications : 589 -592.
Petošić D.— Tomić I— Stričević I.— Dolanjski D.— Mustać I. 2004: Influence of agriculture production on groundwater quality on the Bid-Bosut area, Proceedings of XXXIX Croatian Symposium of Agriculture, 453–456 pp
Vidaček Ž.— Bogunović M— Sraka M.— Husnjak S., 1996: Water Discharges and Nitrates from Some Soils of the Sava River Valley”. 6. Gumpensteiner Lysimetertagung “Lysimeter im Dienste des Grundwassershutzes”, BAL, Gumpenstein
Husnjak S. , '', in Gumpensteiner Lysimetertagung “Lysimeter im Dienste des Grundwassershutzes” , (1996 ) -.
Vidaček Ž.— Sraka M.— Čoga L.— Mihalić A. 1999: Nitrates, Heavy Metals and Herbicides in Soil and Water of Karašica-Vučica Catchment Area. Agriculturae Conspectus Scientificus, Vol. 64, No. 2, 143–150, Zagreb.
Mihalić A. , 'Nitrates, Heavy Metals and Herbicides in Soil and Water of Karašica-Vučica Catchment Area ' (1999 ) 64 Agriculturae Conspectus Scientificus : 143 -150.
Vidaček, Ž.— Bogunović, M.— Husnjak, S.— Sraka, M.— Bensa, A. 2006: Hydropedological map of the Republic of Croatia World Congress of Soil Science Frontiers of Soil Science Technology and the Information Age, Abstracts p 228
APHA-AWWA-WPCF, 1992: Standard Methods for the Examination of Water and Wastewater, 156–157. Washington, DC 20005.
Rulebook on Health Criteria for Drinking Water, Official Gazette, 182/04.