Metrika

  • citati u SCIndeksu: 0
  • citati u CrossRef-u:0
  • citati u Google Scholaru:[]
  • posete u poslednjih 30 dana:0
  • preuzimanja u poslednjih 30 dana:0

Sadržaj

članak: 7 od 14  
Back povratak na rezultate
2006, vol. 53, br. 3, str. 915-926
Racionalna primena azota u biljnoj proizvodnji u cilju očuvanja održivosti agroekosistema
aMegatrend Univerzitet, Beograd, Srbija + Megatrend Univerzitet, Fakultet za biofarming, Bačka Topola, Srbija
bUniverzitet u Beogradu, Poljoprivredni fakultet, Srbija
cUniverzitet u Novom Sadu, Ekonomski fakultet, Subotica, Srbija
Sažetak
Azot je jedan od najznačajnijih hranljivih elemenata i koristi se širom sveta za povećanje i održivost proizvodnje poljoprivrednih kultura. Tokom Zelene revolucije, azotna đubriva su doprinela povećanju i održivosti prinosa u različitim agroekosistemima. Azot je bio ključ i ekonomske varijabilnosti poljoprivedne proizvodnje širom sveta, a samim tim i ishrane svetske populacije. S druge strane, čovekov uticaj (sagorevanje fosilnih goriva) doprinosi većem oslobađanju gasova ugljen dioksida i oksida azota, koji utiču na globalno zagrevanje naše planete. Primena organskih i mineralnih azotnih đubriva može izazvati gubitke azota u gasovitim oblicima, kao i ispiranje nitrata. Zato kontaminacija pijaće vode nitratima postaje ozbiljan problem u mnogim delovima sveta. Nove tehnologije u primenjivanju azotnih đubriva i gajenju kultura kao što su: precizna tehnika biljne proizvodnje, brzi testovi za analizu (insitu) koncentracije nitratnog azota u biljnim tkivima, brzi testovi za određivanje hlorofila, korišćenje kompjuterskih modela simulacije za unapređenje planiranja i organizovanja proizvodnje - mogu uticati na povećanje prosečne efikasnosti iskorišćavanja azota u različitim agroekosistemima za više od 50%. U ovom radu je na primeru proizvodnje kukuruza koja je specifična po mnogim parametrima, prikazano koji su načini i mogućnosti racionalne primene azotnih đubriva kao neophodnog postupka u očuvanju "zdravog" agroekosistema.
Reference
Alef, S., Wander, M.M. (1998) Long-term trends of corn yield and soil organic matter in different crop sequences and soil fertility treatments on morrow plots. Advances in Agronomy, vol. 62, 153-197
Andraski, T.W., Bundy, L.G., Brye, K.R. (2000) Crop management and corn nitrogen rate effects on nitrate leaching. Journal of Environmental Quality, 29(4), 1095-1103
Bijilisma, R.J., Lambers, H., Kooijman, S.A.L.M. (2000) A dynamic wholeplant model of integrated metabolism of nitrogen and carbon. 1. Comparative ecological implications of ammonium-nitrate interactions. Plant and Soil, 220 (1/2): 49
Blackmer, A.M., White, S.E. (1998) Using precision farming technologies to improve management of soil and fertiliser nitrogen. Australian Journal of Agricultural Research, 49(3): 555
Bogdanović, D. (1986) Kretanje azota po profilu u zavisnosti od vlage i temperature zemljišta pri različitim dozama i sistemima primene đubriva. u: XX seminar agronoma, Kupari, Zbornik referata, 42-56
Bogdanović, D.M., Dozet, D., Manojlović, S. (1987) Distribution and accumulation of nitrates in the Panonnian chernozem depending on harvest residues and rainfall. u: International symposium of CIEC (5th), 28-35
Bogdanović, D.M. (1981) Dinamika mineralnog azota na černozemu pod kukuruzom. Zemljište i biljka, vol. 30 (3): 295-304
Britto, D.T., Kronzucker, H.J. (2002) NH4+ toxicity in higher plants: A critical review. Journal of Plant Physiology, 159(6), 567-584
Cassman, K.G. (1999) Ecological intensification of cereal production systems: Yield potential, soil quality, and precision agriculture. Proc Natl Acad Sci USA, 96(11): 5952-9
Chang, C., Sommerfeldt, T.G., Entz, T. (1993) Barley performance under heavy application of cattle feedlot manure. Agron. J, 85, 1013-1018
Delgado, J.A., Mosier, A.R. (1996) Mitigation alternatives to decrease nitrous oxides emissions and urea-nitrogen loss and their effect on methane flux. Journal of Environmental Quality, 25(5), 1105-1111
Detrick, J. (1996) RCL Membrane Encapsulated Fertilizer Technology Can Deliver High Value Benefits for Agriculture. u: Proceedings, Great Plains Soil Fertility Conference, Denver, March 4-6, 330-340
Dijk, E., Eck, N. (1995) Ammonium toxicity and nitrate response of axenically grown Dactylorhiza incarnata seedlings. New Phytologist, 131 (3): 361
Doran, J.W., Parkin, T.B. (1994) Defining and assessing soil quality. u: Doran i dr. [ur.] Defining Soil Quality for a Sustainable Environment, Madison, WI: Soil Science Society of America / SSSA, SSSA Spec. Publ. 35
Dušanić, N. (1994) Dinamika mineralnog azota u zemljištu i njegov uticaj na prinos, kvalitet zrna i iznošenje azota usevom suncokreta. Novi Sad: Poljoprivredni fakultet, magistarski rad
Eid, M.T., Hamissa, M.R., Serry, A., Abdel-Samie, M.E., El-Hadidi, H., Keleg, A.M., Abdel-Aziz, M.S., El-Hossini, M., Khedr, M.S. (1975) The use of labeled nutrient elements in a co-ordinated maize fertility program. III. Studies on the effect of method and time of fertilizer application on nitrogen utilization by corn using nitrogen-15- and phosphorus-32-labeled nutrients. Agricultural Research Review, 53(4), 139-54
Engelsjord, M.E., Fostad, O., Singh, B.R. (1997) Effects of temperature on nutrient release from slow-release ferilizers. Nutrient Cycling in Agroecosystems, 46, 179-187
Eviner, V.T., Chapin, S.F. (1997) Nitrogen cycle: Plant-microbial interactions. Nature (London), 385(6611), 26-27
Greenland, D.J., Szabolcs, P.I. (1994) Soil resilience and suistanable land use. Wallingford, UK: CAB Int
Haynes, R.J. (1986) The decomposition process: Mineralization, immobilization, humus formation, and degradation. u: Haynes R.J. [ur.] Mineral nitrogen in the plant-soil system, Madison, WI, str. 52-109
Hojka, Z. (2001) Zavisnost prinosa inbred linija kukuruza od sadržaja nitratnog azota u zemljištu i biljci u fazi svilanja. Novi Sad: Poljoprivredni fakultet, Magistarski rad
Hojka, Z. (2004) Uticaj vremena primene i oblika azota na prinos i osobine semena inbred linija kukuruza. Novi Sad: Poljoprivredni fakultet, doktorska disertacija
Hojka, Z.M., Grubišić, M. (2002) Uticaj đubrenja na dinamiku mineralnog azota u zemljištu pri gajenju inbred linija kukuruza. Journal of Scientific Agricultural Research, vol. 63, br. 1-2, str. 75-86
Intergornmental Panel on Climate Change (IPCC) (1994) Radiative forcing of climate change. u: The 1994 Report to the Scientific Assessment Working Group of IPCC, Summary for Policymakers
Karlen, D.L., Gardner, J.C., Rosek, M.J. (1998) A soil quality framework for evaluating the impact of CRP. J Prod. Agric., 11: 56-60
Keeney, D.R., Nelson, D.W. (1982) Nitrogen: Inorganic forms. u: Page A.I. i dr. [ur.] Methods of soil analysis. Part 2. Chemical and microbiological properties, Madison: ASA, CSSA and SSSA, Agron. Monogr. 9, str. 643-698
Kessebalou, A., Doran, J.W., Powers, W.L., Kettler, T.A., Qian, J.H. (1996) Bromide and nirogen-15 tracers of nitrate leaching under irrigated corn in Central Nebraska. J Environ Qual, 25: 1008-1014
Kitchen, N.R., Blanchard, P.E., Hudges, D.F. (1992) Assessing the source of grounwater nitrates: And you though good wine took time. u: 22nd North Central Ext. Industry Soil Fertil. Conf. St. Louis, MO, USA November 18-19., Book of Proceedings, Manhattan, KS: Potash and Phosphate Inst, pp. 9-23
 

O članku

jezik rada: srpski
vrsta rada: neklasifikovan
objavljen u SCIndeksu: 08.09.2007.

Povezani članci

Nema povezanih članaka