| Exogenous oxytocin dilates the cervix in ewes RM Khalifa, BL Sayre, GS Lewis Journal of Animal Science 70 (1), 38-42, 1992 | 115 | 1992 |
| Vasectomized buck gave better reproductive results in artificial insemination techniques in rabbits than GnRH or HCG RM Khalifa, MA El-Alamy, MA Beshir Proc: 7th World Rabb. Cong. 4-7 July, Valencia, Spain, 147 153, 2000 | 13 | 2000 |
| Effect of Irrigation Scheduling at Different Management Allowable Deficit Using Pan Evaporation on Wheat Yield and Water efficiencies at North Delta E Moursi, R Khalifa, AM Melehaa, M Aiad Journal of Sustainable Agricultural Sciences 45 (1), 11-25, 2019 | 11 | 2019 |
| Effect of different irrigation water levels and bio-minerals fertilization on fruit yield, quality and water productivity of watermelon grown on sandy soil, Egypt. RM Khalifa Egyptian Journal of Soil Science 60 (3), 231-246, 2020 | 8 | 2020 |
| Response of faba bean to alternate irrigation and cut-off irrigation combined with mineral phosphorus levels and biofertilizer at North Nile Delta soils R Khalifa Egyptian Journal of Soil Science 59 (2), 175-191, 2019 | 8 | 2019 |
| Assessing the Effect of Water Discharge Rates and Cut-Off Irrigation on Wheat Production and Some Water Relations at North Nile Delta Region EM EL-Hadidi, MM Saied **, FMGRM Khalifa* J. Soil Sci. and Agric. Eng., Mansoura Univ., Vol. 7 (6): 397 – 407,2016 7 …, 2016 | 8 | 2016 |
| Mating frequency and artificial insemination in rabbit using vasectomized buck RM Khalifa World Rabbit Science 2 (1), 1994 | 8 | 1994 |
| Effect of light regime and Eltroxin on the response of female rabbits to coitus. ME Mady, RM Khalifa, MA El-Alamy | 7 | 1989 |
| Effect of PMSG on sexual receptivity of low reproductive female rabbits. RM Khalifa, ME Mady, MA El-Alamy | 7 | 1989 |
| Effect of thermal stresses on the physiological and productive performance of pregnant doe rabbits HM Shebl, MA Ayoub, WH Kishik, HA Khalil, RM Khalifa Agric Res J 8 (1), 15-24, 2008 | 6 | 2008 |
| NONSURGICAL, INTRAU'ERINE ARTIFICIAL, INSEMINATION IN SIIP USING EXU)(ENOUS (OXYTOCIN RM Khalifa Egyptian J. Anim. Prod 30 (1), 55-61, 1993 | 5 | 1993 |
| Cucumber response to drip irrigation and bio-mineral fertilizers management under protected cultivation conditions RM Khalifa Journal of Soil Sciences and Agricultural Engineering 13 (12), 403-411, 2022 | 3 | 2022 |
| Effects of Inadequate Drip Irrigation and Organo-Mineral Fertilizer on Tomato Production, Quality and Water Use Efficiency in Sandy Soils. RM Khalifa Egyptian Journal of Soil Science 63 (3), 325-238, 2023 | 2 | 2023 |
| Response of Barley Plants to Potassium Spraying under Water Deficit Conditions RFEMRM Khalifa J. Plant Production, Mansoura Univ. 9 (4), 359-367, 2018 | 2* | 2018 |
| Improvement and Evaluation of Slide Irrigation Design in the Northern Delta Clay Soils R Khalifa, M Saied, M Khalifa Egyptian Journal of Soil Science (EJSS) 58, 209-222, 2018 | 2 | 2018 |
| Microbiological Changes in Chicken Burger Formulated With Some Spices and Herbs During Frozen Storage. RAA Mohamed, M El-Geddawy, RM Khalifa, SMI Darwish Assiut Journal of Agricultural Sciences 42 (2), 136-151, 2011 | 2 | 2011 |
| EFFECT OF LATERALS DRAIN SPACING AND GROUNDWATER DEPTH ON SOIL WATER RELATIONS AND RICE PRODUCTIVITY IN THE NORTH NILE DELTA MK El-Ghannam, RM Khalifa, BB Mikhael Menoufia Journal of Soil Science 5 (9), 217-234, 2020 | 1 | 2020 |
| Influence of Mole Drains and N-Fertilizer Sources on Rhizosphere Activity and Rice Yield in Heavy Clay Salt-affected Soil at North Nile Delta MM Shabana, A Kheir, RM Khalifa, AS Antar Journal of Sustainable Agricultural Sciences (JSAS), 2018 | 1 | 2018 |
| Furrow irrigation design and evaluation for enhancing indices of water usage performance and productivity of canola crop in North Nile Delta soils RM Khalifa, MMA Shabana, MK ElGhannam Environment, Biodiversity and Soil Security 8 (2024), 2024 | | 2024 |
| Canola Response to Alternate Furrow and cut-off Irrigation Combined with Bio-Mineral Fertilizer Applications at North Delta Region RM Khalifa Journal of Soil Sciences and Agricultural Engineering 15 (3), 67-80, 2024 | | 2024 |
