Environment and aquaculture in developing countries
the principle of uxorilocality and that of male governance; the structural opposition between proximategenerations as a result o ...
of innovations in general demonstrates that commitment to an undertaking, regardless of what stimulates it, is more important to ...
of distant kin and nonkin (Sahlins 1965). In nonkinship-based enterprises, the degree of participation correlates closely with a ...
sales to friends and relatives resident in the producing community is reduced. Belief Systems Throughout the developing world, b ...
distributingthe resourcesfor decentralized investment and production to far-flung and diverse rural regions (Rondinelli and Rudd ...
stages of an introduction. If they are successful, other farmers with lower status tend to emulate them (Banda 1989). Thus in Zo ...
harvest, and customers arrive on the appointed day. In Zomba District, 96% of commercially oriented fish farmers sell their fish ...
farming systems. A thorough understanding of the sociocultural environmental context into which the introduction of small-scale ...
Cameroon. DschangUniveraity Center,Dachang, Cameroon. Oxby, C. 1983. Farmers' groups in rural areas of the third world. Communit ...
Aquaculture and Management of Freshwater Environments, with Emphasis on Latin America M,WUEL ~MAR'~~NEZ-ESPINOBA and UWE BARG In ...
framework of agricultural development. Rural aquaculture can be practised at subsistence level as well as at semi-inten- sive le ...
designed for self-consumption, is likely to be pursued after the completion of exter- nal assistance. Not enough attention has b ...
become a chain of reservoirs and others are envisaged for its upper and middle sections. There are, however relatively few dams ...
control with selective fishinggear; studies on aquatic weeds and their control, includ- ing the use of herbivorous carps and mec ...
1982;EIFAC1988; Pursiainen 1988; EIFAC 1990), depend on site selection and engi- neering design of aquaculture installa- tions; ...
International Council for the Exploration of the Sea (ICES) led to the formulation of related Codes of Practice and protocols (E ...
no aquaculture-specific legislation pur- posely designed to protect or allow this activity. However, many aquaculturists must co ...
capacity, originally proposed by Cairns (1977), is based on the definition of the assimilative capacity, which is defined as the ...
Regulatory measuresmay then be adopted upon comparison ofthe predicted environ- mental concentration (in water, sediments and or ...
for river basin authorities to be estab- lished. Prioritizing community water supply and water for agriculture, the 1977 UN Wate ...
«
1
2
3
4
5
6
7
8
9
10
»
Free download pdf