Essays about: "species comparison"

Showing result 21 - 25 of 370 essays containing the words species comparison.

  1. 21. Jämförelse av patogenprevalens hos vilda humlor på olika avstånd från honungsbisamhällen : och skillnader i patogenförekomst mellan olika arter av kommersiella pollinerare

    University essay from SLU/Dept. of Ecology

    Author : Julia Carlsson; [2023]
    Keywords : Apis mellifera; Bombus terrestris; vilda pollinerare; patogenprevalens;

    Abstract : Idag minskar den inhemska populationen av pollinerare till följd av klimatförändringar och urbanisering. För att bibehålla den livsviktiga pollineringen används bland annat samhällen av honungsbin (Apis mellifera), vilket antas kunna påverka de vilda humlorna negativt genom exempelvis konkurrens om resurser och patogenspridning. READ MORE

  3. 22. Predict sex in salmonids using motion-triggered cameras and artificial intelligence

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Albin Bidner; [2023]
    Keywords : census method; salmon; trout; al; camera technology;

    Abstract : As the EU water directive starts to be implemented in Swedish law a new national plan of negotiating new environmental permits for every hydropower plant. This process will most likely result in the building of many new fish passages and ladders around the dams to allow fish and other aquatic life to pass them. READ MORE

  4. 23. Swedish red clover-associated Rhizobium leguminosarum bv. trifolii share high genetic similarity in the 16S gene but divergence in nod genes

    University essay from SLU/Department of Plant Biology (from 140101)

    Author : Tua Lilja; [2023]
    Keywords : genetics; nitrogen fixation; sustainability; symbiosis; taxonomy;

    Abstract : Rhizobium leguminosarum biovar trifolii (Rlt) is a root-associated soil bacterium (rhizobia) capable of entering a symbiotic relationship with various species of clover (Trifolium sp.) and fix nitrogen within root nodules. READ MORE

  5. 24. 16S comparison and analysis of the microbiomes of individuals from the same hive of Apis mellifera bees

    University essay from Högskolan i Skövde/Institutionen för biovetenskap

    Author : Anzor Merzhoyev; [2023]
    Keywords : ;

    Abstract : Apis Mellifera is the most abundant of the honeybee species thus making it one of the most crucial pollinators across the globe. It is a species that is in decline, it is important to understand these creatures in order to preserve its populations. READ MORE

  6. 25. How using live bait affects longline bycatch in the artisanal fishing fleet of Costa Rica : The dilemma between live and dead bait

    University essay from Linnéuniversitetet/Institutionen för biologi och miljö (BOM)

    Author : Jonathan Baeck; [2023]
    Keywords : ;

    Abstract : Long-lining is a frequently used method in marine fisheries. Similarly to trawling and nets, also long-lining is associated with bycatch which may have negative impacts on the ecosystems. However, different methods of long-lining may vary in the amount and ratio of bycatch but methods have rarely been compared directly. READ MORE