Essays about: "proportion dominance"

Showing result 1 - 5 of 8 essays containing the words proportion dominance.

  1. 1. A parasitic bivalve affects the interaction between a native and an invasive salmonid

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Brander Isac; [2023-04-18]
    Keywords : Glochidia larvae; Infestation class; General dominance behavior; Dominant subordinate; Strikes;

    Abstract : The glochidia larvae of the freshwater pear mussel parasitize on juvenile brown trout during their maturation into tiny mussels. The parasitation has several negative impacts on the trout, one of the less studied being behavioral effects. READ MORE

  3. 2. Short-term effects of early social experiences on reactions to unfamiliar pigs

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Stina Emriksson; [2021]
    Keywords : Swedish Yorkshire; Dutch Yorkshire; behaviour; social interaction; social treatment; Svensk Yorkshire; holländsk Yorkshire; beteende; social interaktion; social behandling;

    Abstract : In Europe, there is an ongoing transition from individual housing to group housing for sows and gilts. The two housing systems will meet some of the needs of the sows but fail in meeting others. READ MORE

  4. 3. Importance of bumble bee community evenness for crop pollination : a simulation analysis of Swedish red clover seed production

    University essay from SLU/Dept. of Ecology

    Author : Vivek Babu; [2018]
    Keywords : bumble bee; Bombus; community; evenness; biodiversity-ecosystem function; diversity-stability; diversity-productivity; overyielding; productivity; stability; biodiversity; selection effect; species asynchrony; portfolio effect;

    Abstract : The red clover seed production systems are dependent on pollinators for increase in red clover seed yield and its stability. When compared to domesticated honey bees, the wild bumble bees are highly efficient in pollinating the red clover crop due to its relatively longer tongue length. Longer dependence on single pollinator species i.e. READ MORE

  5. 4. Reproductive management and performance in smallholder dairy farms in Tajikistan

    University essay from SLU/Dept. of Clinical Sciences

    Author : Kajsa Celander; [2017]
    Keywords : Reproduction; reproductive performance; reproductive management; smallholder dairy farm; Tajikistan;

    Abstract : Tajikistan is classed as a lower-middle-income country with 1/3 of its population living in poverty, facing several challenges restraining its development. One contributing factor of restraining the development is the low level of income – individually and nationally. READ MORE

  6. 5. Land use changes and its consequences on moose habitat

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

    Author : Ida Olofsson; [2017]
    Keywords : land use change; habitat selection; moose calf mortality; Öland; agricultural landscapes;

    Abstract : Human land use can reduce the amount and quality of wildlife habitats. During recent years, a high moose calf summer mortality have been discovered on Öland. Öland is a predator-free island in Sweden that is dominated by agriculture and presence of humans and grazing livestock. READ MORE