| 731 |
Incidence of cucumber mosaic virus in relation to aphid vectors activity and infection sources |
1994 |
| 732 |
Insecticide resistance of the greenbug aphid Schizaphis graminum (Rondani). I- Insecticidal potency, development of resistance and acetylcholineserase inhibiton in field populations |
1994 |
| 733 |
Insecticide resitance of the greenbug aphid Schizaphis graminum (Rondani). II- Resistance mechanism in two resistance field populations |
1994 |
| 734 |
Level of some heavy metals in honey samples collected from Upper Egypt |
1994 |
| 735 |
New device to extract venom by electrical impulses from honeybee colonies |
1994 |
| 736 |
Quantity and quality of propolis collected from different places of honeybee hives |
1994 |
| 737 |
Selective toxicity of some insecticides as related to acetylcholinesterase inhibition and metabolic parameters in five species of aphids |
1994 |
| 738 |
Selective toxicity of some insecticides as related to acetylcholinesterase inhibition and metabolic parameters in five species of aphids |
1994 |
| 739 |
Selective toxicity of some insecticides as related to acetylchoolineterase inhibition and metabolic parameters in five species of aphids |
1994 |
| 740 |
Some factors affecting bee venom extraction from honeybee colonies |
1994 |