| 781 |
The influnce of propolis extract on soybean and sunflower wilt disease. |
1992 |
| 782 |
The role of acetylcholinesterase, carboxylesterase and oxidase enzymes in selective toxicity between Spodoptera littoralis (Boisd.) larvae and its predator Coccinella undecimpunctata L. adults |
1992 |
| 783 |
Toxicity of some insecticides to the greenbug, Schizaphis graminum (Rondani) (Homoptera, Aphididae) |
1992 |
| 784 |
Toxicity of some insecticides to the greenbug, Schizaphis graminum (Rondani) (Homoptera, Aphididae) |
1992 |
| 785 |
Abundance and distribution of cereal aphids on various parts of wheat in Upper Egypt |
1991 |
| 786 |
Abundance and distribution of cereal aphids on various parts of wheat in Upper Egypt |
1991 |
| 787 |
Activity of flies and bees on flowering Cumin, Caraway and Anise and its relation to weather factors in Assiut and Sohag regions |
1991 |
| 788 |
Activity of flies and bees on flowering Cumin, Caraway and Anise and its relation to weather factors in Assiut and Sohag regions |
1991 |
| 789 |
Activity of flies and bees on flowering Cumin, Caraway and Anise and its relation to weather factors in Assiut and Sohag regions |
1991 |
| 790 |
Activity of flies and bees on flowering cumin, caraway and anise and their relation to weather factors in Assiut and Sohag regions |
1991 |