Achievements

•Study the nutritional requirement and feed formulations for different types of fish under different environmental conditions .
•Evaluate the use of growth promoters, i.e., hormones, antibiotics, etc.,in fish diet.
•Study the effect of adding different forms of vitamins in fish diet.
•Determination of dietary requirement of protein and lipids of fish growth ,spawning and survival.
•Effect of using artificial feed, Rabbit manure, Superphosphate on Common carp performance
•Mechanical nutrition and aeration of fish culture.
•Effect of duck manure and poultry manure levels on Silver carp performance.
•Integrated animal and fish culture.
•Cage culture in freshwater.
•Effect of different stocking density on performance of tilapia .
•Effect of using different methods of weeds control on pond productivity.
•Effect of using commercial diets, manure and agriculture by-products performance of Nile tilapia and Common carp.
•Effect of using different rate of minerals in feeding of Nile tilapia performance.
• Reduction of total costs by using new technology in aquaculture management.
•Practices of developed pond management in new areas.
•Evaluation of using water hyacinth as a biological treatment sewage wastewater in fresh earthen pond.
•Evaluation of using compost on water quality, soil analysis tilapia production.
•Remove of toxic ammonia by phytoplankton in water fish ponds.
•Stock assessment and limnological studies on Lake Borolus.
•Evaluation of variables soils under different aquaculture systems.
•Evaluation of phytoplankton as a non traditional fish diets.
•Reproductive evaluation of three strains of Nile tilapia collected from different locations.
•Growth performances of three strains of Nile tilapia collected from different locations.
•Electrophoretic analysis of three strains of Nile tilapi collected from different locations.
•Genetic evaluation of salinity tolerance for different tilapia species.
•Genetic enhancement of Nile tilapia strains under different culture systems (rice/fish-cages and earthen ponds) .
•Individual and mass spawning of different strains of Nile tilapia.
•Genetic studies of tilapia species raised under different salinity.
•Genetics and physiological studies of different fish species collected from polluted areas.
•DNA finger print for some tilapia species
•The effect of different stocking densities and food substrate on Macrobrachium habit feed.
•Effect of some heavy metals & metals on some biological aspects of tilapia species in Abbassa.
•Ecological studies on Azola anabaena and its relations to pond fish production.
•Effect of the herbicides (Amertryne) on some biological aspects of common carp.
•Study of some environmental factors effect the productivity on the fish farming.
•Biological studies on Black carp in Egypt.
•The effect of Azola on chemical characters and growth rate of fish in ponds.
•Food and feeding habits of Oreochromis niloticus under the effect of inorganic fertilizer with different NPK ratio in Abbassa fish farm.
•Biological studies on economic Egyptian fish in aquaclture systems.
•Produce mono sex population of tilapia by using sex reversal techniques.
•Biochemical effect of some chemicals on the activity of some enzymes in tissues of freshwater fish.
•Studies of different levels of protein and heavy metal pollution on fish performance.
•O. niloticus female harber firtilized eggs in her mouth
•Identify the bacterial causative agents of fresh water fish in aquaculture in Sharkia governorate an best methods for diagnosis and control
•Identify the external and internal parasites of economic or zoonotic importance and methods of control in Sharkia governorate
•Identify bacterial, parasitic and fungal causative agents in Hatcheries (Broods tock, eggs and larva) and the suitable methods of control
•Identify the best method for spawning in recycling under Macrobrachium rosenbergii Egyptian environment and identify the bacterial causative agents of economic importance of hatcheries and aquaculture
•Diagnosis control using leaves as mechanical and poly culture as biological
•Diagnosis of INPH virus by culture on ovary tissue culture (tilapia and African cat fish) and Electron microscope
•Fish bacterial isolates bank
•Diagnosis of vit C defiency in tilapia and African catfish
•Sensitivity test for bacteria using garlic, karkade and black seed extracts
•Addition of garlic and black seed powder to ration increase the immune system efficiency to bacterial and Fungal diseases.
•Use of charcoal in control aflatoxin in O. niloticus and O. aureus
•Technological, chemical and microbiological studies on effect of some natural and artificial antioxidant on minced fish during storage period by freezing.
•Technological and sensory studies on fish flour and some fish Products.
•Technological, chemical and microbiological and sensory studies on salted and fermented fish.
•Technological and chemical studies on some minced and smoking fish.
•Technological and sensory studies on common carp products (Sausage- Bergerfish fingers - minced fish)
•Influence of some organic acids and their salts on quality changes of Common carp fillets stored in different temperature.
•Chemical studies on isolation and characterization of protamines from Commoncarp.
•Biochemical studies on the effect of isolated protamines on the Catfish.