nutrients directly into fish population dynamics, the problem is formulated in deterministic and stochastic terms. The … deterministic model assumes a given ecological state in which nutrients contribute positively to pelagic fish production. The … certain conditions a marginal change in nutrients generates positive aggregate benefits. …

influence in the management of the natural resources and biodiversity amongst rural communities in the transitional zone of … natural beings. These beliefs and perceptions have in the past strongly supported the conservation of biodiversity. However … ; Sustainability and Biodiversity …

greater understanding of the significant role of biodiversity in rural communities of developing countries who depend most on … input of biodiversity in developing countries to the provision of the ecosystem goods and services (EGS) that are essential … a necessary tool for achieving this objective. However, valuing biodiversity in a developing country context can be an …