| 811 |
Development and certain life-table parameters of Phytocoris sp. (Heteroptera: Miridae) at constant temperature |
1991 |
| 812 |
Effect of certain herbicides and insecticides on the growth of some Rhizobium species. |
1991 |
| 813 |
Effect of day time and seasons on foraging and pollen gathering of honeybee (Apis mellifera L.) in Assiut region |
1991 |
| 814 |
Effect of day time and seasons on foraging and pollen gathering of honeybee (Apis mellifera L.) in Assiut region |
1991 |
| 815 |
Effect of day time and seasons on foraging and pollen gathering of honeybee (Apis mellifera L.) in Assiut region |
1991 |
| 816 |
Effect of insect pollination on quantity and quality of Cumin, Caraway and Anise seeds in Assiut region |
1991 |
| 817 |
Effect of insect pollination on quantity and quality of Cumin, Caraway and Anise seeds in Assiut region |
1991 |
| 818 |
Effect of insect pollination on quantity and quality of Cumin, Caraway and Anise seeds in Assiut region |
1991 |
| 819 |
Effect of some host plants, as larval diets, on the biology of the greasy cutworm, Agrotis ipsilon (Hufn.) |
1991 |
| 820 |
Evaluation of certain trapping systems for capturing the Mediterranean fruit fly Ceratitis capitata (Wiedemann) (Diptera-Tephritidae) in Assiut, Egypt |
1991 |