Results 21 to 30 of about 65 (56)
Biodiverzitet kvasaca u zemljištu i njihov značaj u održivoj poljoprivredi [PDF]
Metode konvencionalne proizvodnje koje se primenjuju u savremenoj poljoprivrednoj proizvodnji, dovele su do narušavanja stabilnosti prirodnih i agroekosistema. Nekontrolisana upotreba pesticida, mineralnih đubriva i drugih sintetičkih hemijskih jedinjenja, predstavljaju opasnost po zdravlje ljudi i okoline.
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Ekologija, biodiverzitet i konzervacija slatkovodnih školjki familije Unionidae u Srbiji [PDF]
Freshwater mussels from the family Unionidae, represent one of the most significant and widespread components of inland water ecosystems. Ecological role of this taxonomic group within water ecosystems is of great significance being an important structural and functional element of benthic communities.
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Kmetijstvo predstavlja enega glavnih pritiskov na biodiverziteto v Evropi, tako zaradi intenzifikacije rabe kot tudi zaradi opuščanja tradicionalnih kmetijskih praks. Za učinkovito upravljanje in vrednotenje naravovarstvenih ukrepov je nujen zanesljiv in dolgoročen monitoring biodiverzitete, ki temelji na kombinaciji več kazalnikov na različnih ...
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Uticaj klimatskih promena na vezivanje ugljenika, rast i biodiverzitet bukovih šuma u Srbiji [PDF]
Predictions of the Intergovernmental Panel on Climate Change suggest that the region of Southeast Europe will be strongly influenced by the altered climate conditions in 21 century. It is expected that the summers will be hotter and drier with more extreme events and temperatures that can rise on average as much as 3.8 °C.
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Različno razumevanje in pomen biodiverzitete v ekologiji, posebno v fitocenologiji
The review paper gives terminological, conceptual and applicable aspects of biodiversity. Based on relevant literature the author has found that frequencyof use of biodiversity tools depends on the nature of the research object, goals of investigation and the researcherḊs intention as well. The increase of interest in biodiversity tools is significant.
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One of the consequences of adjusting agricultural production techniques to protect water in water protection areas (WPA), is reduction in the intensity of crop production or even the abandonment of land cultivation (especially land situated directly near vulnerable water sources). Inadequately maintained land begins to turn into low-quality grasslands,
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Na obmo~ju na~rtovanega Regijskega parka Ko~evsko-Kolpa je potekala raziskava dvo`ivk od pomladi 1999 do jeseni 2000, kjer je bilo opa`enih 13 vrst dvo`ivk na 47 najdi{~ih. Najpomembnej{a mresti{~a so predvsem obmo~ja ve~jih sklenjenih mokri{~ v dolinah rek Ribnice in Rin`e, ter na {ir{em obmo~ju Ko~evske Reke in Mlake pri Ko~evski Reki.
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Značajke ribe pauna (Pterois miles) i njen mogući utjecaj na biodiverzitet Jadranskog mora
Invazija ribe paun, vatrenjače ili ribe lav (Pterois miles) u Mediteranu i Jadranu predstavlja značajan ekološki i gospodarski izazov. Ova tropska vrsta bilježi brzo širenje zahvaljujući visokoj prilagodljivosti, velikom reproduktivnom potencijalu i nedostatku prirodnih predatora u novom okolišu. Rad donosi pregled biologije, ekologije i načina širenja
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