| 651 |
Toxicological effects of some insecticides against susceptible and field populations of cowpea aphid, Aphis craccivora Koch |
2000 |
| 652 |
Toxicological effects of some insecticides against susceptible and field populations of the cowpea aphid, Aphis craccivora Koch |
2000 |
| 653 |
Toxicological effects of some insecticides against susceptible and field populations of the cowpea aphid, Aphis craccivora Koch |
2000 |
| 654 |
Variation in the population density of some piercing sucking pests and associated predators on cowpea plants in Assiut Governorate |
2000 |
| 655 |
Variation in the population density of some piercing sucking pests and associated predators on cowpea plants in Assiut Governorate |
2000 |
| 656 |
White-flowered Gourd [Lagenaria siceraria (Mol.) Standl. Cucurbitaceae]: Aphid infestation and viral infection in Assiut (upper Egypt) |
2000 |
| 657 |
White-flowered Gourd [Lagenaria siceraria (Mol.) Standl. Cucurbitaceae]: Aphid infestation and viral infection in Assiut (upper Egypt) |
2000 |
| 658 |
Effect of certain cultural practices for controlling cereal aphids on wheat plants in Upper Egypt |
1999 |
| 659 |
Effect of certain cultural practices for controlling cereal aphids on wheat plants in Upper Egypt |
1999 |
| 660 |
Effect of certain cultural practices for controlling cereal aphids on wheat plants in Upper Egypt |
1999 |
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