Volume & Issue: Volume 42, Issue 1, June 2022 
| 1 | Factors affecting the efficiency of actinomycetes in the production of antimicrobial | |
| Page 1-18 | ||
| Enaam Fekry; Mohamed Ali; Samia Ahmed; Samir A. Haddad | ||
| 2 | Influence of some natural substances on caraway plants | |
| Page 19-32 | ||
| Mohamed Adel Badr; Mahmoud AbdelHady Abdou | ||
| 3 | Influence of sugary feeding with some vitamins on phenoloxidase and antioxidant activity in honeybee workers, Apis mellifera L. | |
| Page 33-48 | ||
| samah folley abo elliel; Ehab Wafik Zidan; Hosafy Mohamed Eshbah | ||
| 4 | Effect Of Winter Spraying Of Urea On Valencia Orange Treesscript title already exists | |
| Page 49-57 | ||
| Fatma Ahmed Abdelhameed Mohamed; Abd El-Hameed M. M. Wassel; Faroukh H. Abdelaziz | ||
| 5 | effect of soil nitrogen fertilizer on fruit set, the yield and fruit quality of Valencia orang trees. | |
| Page 59-66 | ||
| Sahar Ezzat Abdallah Abdelrahman; Abd El-Hameed M. M. Wassel; Faroukh H. Abdelaziz | ||
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