Nutrient losses from agricultural areas in the Gulf of Riga drainage basin

Ecological Engineering

Volumn 14, Issue 4, 2000, Pages 435-441

  Vagstad, N ^a   Jansons, V ^b   Loigu, E ^c   Deelstra, J ^a  

^a Jordforsk   (Norway)

^b LATVIA UNIVERSITY OF AGRICULTURE   (Latvia)

^c TALLINN UNIVERSITY OF TECHNOLOGY   (Estonia)

Author keywords

Agriculture; Nitrogen losses; Phosphorus losses

Indexed keywords

AGRICULTURAL CATCHMENT; AGRICULTURAL RUNOFF; LEACHING; NUTRIENT LOSS; SLURRY;

ESTONIA; LATVIA;

ANIMALIA; SUS SCROFA;

EID: 0034176383     PISSN: 09258574     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0925-8574(99)00067-1     Document Type: Article

References (17)

1. Addiscott, T., 1998. Farmers, fertilisers and the nitrate flood. New Scientist, 8 October 1988, 50-54.
2. Claesson, S., Steineck, S., 1996. Plant nutrient Management and the Environment. Swedish University of Agricultural Sciences. Special Report No 59.
3. Deelstra, J., Vagstad, N., Loigu, E., Vasiljev, A., Jansons, V., 1998. Interactions between hydrology and nutrient runoff in small agricultural catchments. A comparative study of Estonian, Latvian and Norwegian catchments. 20th Nordic Hydrological Conference. Helsinki, August 1998, volume 1, 120-129.
4. Enell M., Fejes J. The nitrogen load to the Baltic Sea - present situation, acceptable future load and suggested source reduction. Water Air Soil Pollut. 85:1995;877-882.
5. Gerritse R.G. Mobility of phosphorus from pig slurry in soils. Hucker T.W.G., Gatroux G. Phosphorus in Sewage Sludge and Animal Waste Slurries. 1981;347-366 Reidel, London.
6. Jansons, V., Sudars, R., Butina, M., 1998. Drainage Basin and Load of the Gulf of Riga. Soil and nutrient loss from small catchments. Country report of Latvia 1994-1997. Technical report. Jordforsk-Latvia University of Agriculture.
7. Johnston A.E. Organic matter/mineral matter in the context of clean technology. Environ. Northern Seas Conf. Rep. 6:1991;131-155.
8. Kyllmar, K., Johnsson, H., 1996. Typområden på jordbruksmark (JRK). Avrinning och vækstnæringsforluster for det agrohydrologiska året 1994/95. Ekohydrologi 40. Uppsala 1996. ISRN SLU-VV-EKOHYD-40-SE. ISSN 0347-9307. In Swedish.
9. Laznik M., Stålnacke P., Grimvall A., Wittgren H.B. Riverine input of nutrients to the Gulf of Riga. J. Mar. Syst. 23:1999;11-25.
10. Ludvigsen, G., 1997. Jordsmonnovervåking i Norge. Feltrarrporter fra programmet 1996. JORDFORSK-rapport nr 121/97. ISBN 82-7467-270-4. In Norwegian.
11. 15N labelled nitrate fertiliser applied to barley. Nowegian J. Agric. Sci. 4:1990;119-128.
12. MacDonald A.J., Powlson D., Poulton P., Jenkinson D. Unused fertiliser nitrogen in arable soils - its contribution to nitrate leaching. J. Sci. Food Agric. 46:1989;407-419.
13. Unwin R.J. Leaching of nitrate after application of organic manures. Lysimeter studies. Kofoed A.D., Williams J.H., Hermite P.L. Efficient Land Use of Sludge and Manure. 1986;158-167 Elsevier, London.
14. Vagstad N., Eggestad H.O., Høyås T.R. Mineral nitrogen in agricultural soils and nitrogen losses: relation to soil properties, weather conditions and farm practices. Ambio. 26(5):1997;266-272.
15. Vagstad, N., Loigu, E., Jansons, V., Deelstra, J., Njøs, A., 1998. Nutrient runoff from agricultural areas in Estonia and Latvia. A synthesis report of the Gulf of Riga sub project Soil and Nutrient loss from small catchments. Technical Report. Jordforsk.
16. Yurkovskis A., Wulff F., Rahm L., Andrushaitis X., Rodriguez-Medina M. A nutrient budget of the Gulf of Riga, Baltic Sea. Coastal Shelf Sci. 37:1993;113-127.
17. Ziverts, A., Jauja, J., 1996. Conceptual mathematical model METQ96 for calculation of daily runoff. Proceedings of Latvia University of Agriculture. No. 6 (283). In Latvian.