3 dossier(s) trouvé(s) portant l’étiquette "rodents" (les projets pluriannuels sont regroupés): Vous ne trouvez pas les résultats souhaités? Essayez la recherche avancée..
chercheur principal:Krebs, Charles Année(s) de permis:19931992
1991
Résumé:
The Researcher and team will continue to study collared lemmings, the most widespread mammaliam herbivore on the Canadian arctic tundra....
chercheur principal:Lewis, M.C. Année(s) de permis:
1979
Résumé:
1. general vegetation surveys. 2. plant and growth reproduction. 3. diet and food preferences of lemmings. 4. effect of lemming grazing on plant growth and reproduction. 5. mineralnutrition of lichens. 6. atmospheric sampling....
chercheur principal:Burns, Gordon R. Année(s) de permis:
1978
Résumé:
Lemming studies: (1) To monitor population density. (2) To record the length of each population's breeding season. (3) To record the characteristics of the reproductive system related to population growth....