Essays about: "erosion control"

Showing result 41 - 45 of 47 essays containing the words erosion control.

  1. 41. Site preparation, planting position and planting stock effects on long-term survival, growth and stem form properties of Pinus contorta on southern Iceland

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Lars Karlsson; [2009]
    Keywords : Afforestation; Lodgepole pine; Scarification; Beskogning; Contortatall; Markberedning;

    Abstract : In order to evaluate different afforestation methods for exposed heath lands a field experiment was established in Mosfell on southern Iceland in 1989. The trial comprised six different site preparation methods (control, herbicide application, tree shelters, patch scarification, TTS trenching and mounding). READ MORE

  3. 42. Klövhälsa registrerad vid rutinmässig verkning i lösdrift eller uppbundna system med ekologisk eller konventionell mjölkproduktion

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

    Author : Eleonor Karlsson; [2008]
    Keywords : klövhälsoregistrering; ekologiska mjölkkobesättningar; klövröta; sulblödning; klövsulesår;

    Abstract : KRAV-certified organic dairy herds generally have a lower milk yield than conventional dairy herds. A high-level of milk yield requires a feeding regime with high amounts of concentrates, a factor known to contribute to the development of claw lesions (Bergsten, C. 2003). READ MORE

  4. 43. Production in a fertilization experiment with Eucalyptus urophylla in Guangxi, southern China

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Patrik Andersson; [2007]
    Keywords : fertilization; Eucalyptus urophylla; wood-production; growth; NPK; China;

    Abstract : The high demand for forest products in southern Asia and also a high pressure on land for alternative use than forest makes Eucalyptus plantation forest useful to lower the pressure on natural forest in south-east Asia. One problem with Eucalyptus in Southern China is that the production is under its potential. READ MORE

  5. 44. The Impact of Typhoons on the Vietnamese Coastline : A Case Study of Hai Hau Beach and Ly Hoa Beach

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Annika Sundström; Emma Södervall; [2004]
    Keywords : Environmental technology; soil mechanics; offshore technology; hydraulic engineering; typhoons; Vietnam; wave runup; dune erosion; wave overtopping; storm erosion; Hai Hau Beach; Ly Hoa Beach; tyfoner; uppspolning; översköljning; erosion; Technological sciences; Civil engineering; Teknik; Väg- och vattenbyggnadsteknik; pollution control; Miljöteknik; kontroll av utsläpp; Technology and Engineering; Earth and Environmental Sciences;

    Abstract : Problempresentation: Vietnam drabbas av i genomsnitt 5-6 tyfoner varje år, och dessa kan orsaka stor förödelse och många dödsfall när de passerar in över land. När en tyfon passerar medför det högt vattenstånd, höga vågor, starka vindar och kraftiga regnfall. READ MORE

  6. 45. Klovlidelsers betydning, forebyggelse og behandling i malkekvaegsbesaetninger

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Henriette Schmidt Hansen; [2004]
    Keywords : mjölkkor; hovar; hovsjukdomar;

    Abstract : The dairy cow needs an optimal environment and a good status of health to deliver what we expect from it in today's intensive farming. An arising problem is hoof disorders which over the last few decades has become a more and more increasing problem that every year costs dairy farmers millions of kroner. READ MORE