الموضوعات المستخلصة من بحثك.
الموضوعات المستخلصة من بحثك.
Fishes
Fisheries
20
Identification
9
Anatomy
8
Effect of water pollution on
7
Physiology
7
Diseases
6
Environmental aspects
6
Classification
5
Congresses
5
Fishing
5
Pollution
5
Water
5
Conservation
4
Parasites
4
Aquatic animals
3
Evolution
3
Feeding and feeds
3
Fish-culture
3
Fishery management
3
Freshwater fishes
3
Marine biology
3
Research
3
Analysis
2
Behavior
2
Ecology
2
Economic aspects
2
Fish culture
2
Fish populations
2
Folklore
2
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14وقائع المؤتمر كتابمنشور في 1978
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