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Effect of Different Seasons on the Royal Jelly Production Under Nasr City Conditions – Cairo - Egypt
Publikováno v:
Egyptian Academic Journal of Biological Sciences. A, Entomology. 13:197-205
The study was executed at apiary of Plant protection Dept. Fac. of Agric. Al-Azhar Univ., Cairo, Egypt, during two successive years 2019 and 2020 to determine the effectiveness of different seasons on the acceptance rates of the larvae and royal jell