Now showing items 21-30 of 3916
Fruit and Vegetable Distribution in Brazil: the Role of Food Supply Centres and Supermarkets
(Pontificia Univ Javariana, Fac Estudios Ambientales & RuralesBogota DcColombiaBrasil, 2012)
Interrogating pollution sources in a mangrove food web using multiple stable isotopes
Anthropogenic activities including metal contamination create well-known problems in coastal mangrove ecosystems but understanding and linking specific pollution sources to distinct trophic levels within these environments ...
Wasted positive intentions: the role of affection and abundance on household food waste
(Routledge Journals, Taylor & Francis Ltd, 2016)
This qualitative study, grounded theory oriented, identifies familial affection and preference for abundance as major drivers of wasted food in lower-middle income American families. These positive intentions provide an ...
Can seasonal differences influence food web structure on preserved habitats? Responses from two Brazilian streams
(Akademiai Kiado, 2012-12-01)
Many studies on Neotropical streams have reported seasonal in the diet of fish, although studies that evaluate the influence of these temporal difference on the entire web are very scarce. under the hypothesis that trophic ...
Differential mercury transfer in the aquatic food web of a double basined lake associated with selenium and habitat
(Elsevier Science, 2013-06)
Food web trophodynamics of total mercury (THg) and selenium (Se) were assessed for the double-basined ultraoligotrophic system of Lake Moreno, Patagonia. Each basin has differing proportions of littoral and pelagic habitats, ...
Terrestrial support of aquatic food webs depends on light inputs: A geographically-replicated test using tank bromeliads
Food webs of freshwater ecosystems can be subsidized by allochthonous resources. However, it is still unknown which environmental factors regulate the relative consumption of allochthonous resources in relation to autochthonous ...
Lactic Acid Bacteria Antimicrobial Compounds: Characteristics and Applications
The interest on novel biological preservation methods has been increasing during recent years, supported by research indicating that antagonistic microorganisms and their antimicrobial metabolites may have some potential ...
The dimensionality of ecological networks
How many dimensions (trait-axes) are required to predict whether two species interact? This unanswered question originated with the idea of ecological niches, and yet bears relevance today for understanding what determines ...