| 1351 |
Ecological and toxicity studies on certain parasitoids of the black scale insect, Chrysomphalus ficus Ashmead in Assiut Governorate |
1979 |
| 1352 |
Effect of sowing date and seed quantities on infestation of wheat by cereal aphids |
1979 |
| 1353 |
Effect of sowing dates and seed quantities on infestation of wheat by Cereal Aphids |
1979 |
| 1354 |
Effect of sowing dates and seed quantities on infestation of wheat by Cereal Aphids |
1979 |
| 1355 |
Effect of sowing dates and seed quantities on the infestation of wheat by cereal aphids |
1979 |
| 1356 |
Effect of sowing dates and seed quantities on the infestation of wheat by cereal aphids |
1979 |
| 1357 |
Effect of sowing dates and seed quantities on the infestation of wheat by cereal aphids |
1979 |
| 1358 |
Evaluation of insecticides and time of their application for control of the red and black scale insects on orange trees in Assiut, Upper Egypt |
1979 |
| 1359 |
Evaluation of insecticides and time of their application for control of the red and black scale insects on orange trees in Assiut, Upper Egypt |
1979 |
| 1360 |
Factors in resistance of barley to the cereal aphids |
1979 |
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