Fishery sciences.

Age Determination of Hybrid Catfish Ictalurus punctatus ♀ x Ictalurus furcatus ♂ and Channel Catfish Ictalurus punctatus and Economic Evaluation of Three Strategies to Control Big Fish on Commercial Fish Farms. by: (Electronic resources)

Application of gray system theory in fishery science by: (Electronic resources)

Advances in fisheries bioeconomics = theory and policy / by: (Electronic resources)

Fishery economics.

Freshwater and Marine Ecology.

Environmental policy.

Mathematical Applications in Computer Science.

Computer Modelling.

Aquatic sciences.

Fishery sciences.

Environmental economics.

Agricultural economics.

System theory.

Environmental sciences.