Selim, S.M. (1987). Effect of some growth regulators and some chemical on vaselife of Hippeastrum vittatum . Fayoum J. Agric. Res. & Dev. Vol. 1, No. 1: 163-173.

  Selim, S.M., Hegazy, M.M.A and EI-Khateeb,NLA. (1988). Effect of some nitrogenous fertilizers on growth and oil yield of Pelargonium graveolens. Fayoum J. Agric. Res. & Dev. VoL 2,No. 1, 559 -569.

  Selim, S.M. and Hegazy, i"LM.A (1988). Effect of salinity on chemical camposition of the soil and the growth of geranium plants. Annals of Agric. Sci. Moshtohor, VoL 26 (2): 1283 - 1293.

  El-Khateeb, M.A. and Selim, S. M. (1988). Effect of some growth regulators on peperomia plants. Bull. Fac. of Agric Univ. of Cairo,Vol. 39, No.1:205-214.

El-Khateeb, M.A. Sarhan, A.Z. and Selim, S. M. (1988). Influence of some treatments with micromitrient:s on roselle in the field. Bull. Fac. of Agric. Univ. of Cairo, Vol 39, No.1 : 215 - 232.

Selim, S. M. and EI-Khateeb, M.A. (1988). Effect of cycocel and B-9 on growth and fleownng of Senecio.cruentus. Annals of Agric. Sci. Moshtohor, Vol. 26 (4): 2705 - 2715.

  Salern,M. A. ; El-Tantawy, A. and Selim, S. M. (1988). Effect of Alar on zinnia (Zinnia elegans). J. Agric. Res. Tanta Univ. 14 (2):936 - 946.

Selim,M.S. ; El-Tantawy,A. and Salem, M.A. (1988). Effect of pretreattnents with sucrose and some chemicals on keeping quality of some annual flowers. J. Agric. Res. Tanta Univ. 14 (2):947 - 965.

  El-Tantawy and Selim S. M. (1989). Effect of IBA on the rooting of hiu-dwood cuttings of bougainvillea species. Fayoum J. Agric. Res. & Dev. Vol. 3, No. 2: 103 -122.

Shoukry, hL Selina and Abdallah E. Abdallah (1990). Effect of monthly variations on rooting of Ficus nitida and Euphorbia pulcherrima cuttings. Fayoum J. Agric. Res. & Dev. VoL4 , No. 2: 243 - 263.

Abdallah E. Abdallah and Shoukiy, M. Selim (1990). Effect of monthly variations on rooting capacity of some bouganvillea species cuttings. Fayoum J. Res. & Dev. Vol.4, No. 264 - 279.

  El-Tantawy, A.; Selim, S.M. and Fatuia E. M. El-Quegni (1990). Effect of nitorgenous fertilization on the growth and flowering of chrysanthemum cvs. Potter A on. Fayoum J. Agric. Res. & Dev. Vol, 4, No. 1 : 238 -250.

Selim, S.M. (1990).Effect of urea fertilization and cycocel sprays on Pelargonium: zonalc Alt. 1. Effect on vegetative growth and flowering. .1. A gr is . Res., Tanta Univ. 16 (4): 747 - 756.

Selim, S.M. (1990). Effect of urea fertilization and cycocel sprays on P_:argonium zonnle Ail. II. Effect on chemical composition. J. Agric. R•ss., Tanta Univ. 16 (4): 757 - 766.

Selim, S. _NL, Rokba, A. M. ; I lassan, M. R. and l Iaissanaiu, M. A. (1992). Physiological studies on roselle (Ribiscus sabdariffa L.) 1. Effect of sowing dates and cycocel on chemical composition . Zagazig J. Agric. Res. 19 (39 : 1373-1381).

Selim, S. M., Rokba, A. M. ; Hassan, M. IL and Hassanain, M. A. (1992). Physiological studies on roselle ( Hibiscus sabdariffa L.) 2. Effect of sowing dates and gibberellic acid on chemical composition . Zagazig J. Agric. Res. 19 (39 : 1383-1391).

Selina, S. M., Rokba, A. M. ; Hassan, M. R. and Hassanain, M. A. (1992). Physiological studies on roselle (_Hibiscus sabdariffa L. ) 1. Effect of sowing dates and cycocel on the vegetative growth and flowering .Proc. 5 th Egypt. Hot. Conf., Salle Catherine, Egypt. April ,28 - 30, 239 - 249.

Selim, S. 1'L, Rokba, A. M ; Hassan, IL and Hassanain, M. A. (1992). Physiological studies on. roselle (Hibiscus sabdariffa L.) 2. Effect of sowing dates and gibberellic acid on the vegetative growth and flowering .Proc. 5 fit Egypt Bot. Conf., Saint Catherine,,Egypt. April ,28 - 30, 2.51- 261.

Selim, S. M., Rokba, A. AL ; Hassan, M. R. and Hassanain, M. A. (1993). Effect of sowing dates , nitrogenous and potassium fertilization on roselle plant 1-Effect on vegetative growth and flowering .Egypt. J. Hort. 20, No.1 , pp. 87 -96

Selim, S. M., Rokba, A. M. ; Hassan, M. R. and Hassanain, M. A. (1993).Effect of sowing dates , nitrogenous and potassium fertilization on roselle plant II-Effect on chemical composition . Egypt. J. Hart. 20, No.1 , pp. 97 -109.

El-Tantawy, A. ; Selim, S. M. and Hattafy, M. S. (1992) . Effect of nitrogen fertilization and row spacings on the growth, dry fruit yield and e,ss.intial oil of fennel (Foeniculum vulgare P. Mill) plants. Egypt. J. Appl. Sci. 7 (12) , 373 - 387.

El-Tantawy, A. ; Hanafy, M. S.and Selim, S. M. (1992) . Effect of nitrogen fertilization and gibberellic acid on the growth, yield and essential oil productivity of caraway (Cat-um carvi, L.) plants. J. Agric. Res. Tanta Univ. 18 (4) 728 - 740 .

Selhn, S. M. and El-Tantawy, A. (1993). Effect of micronutrients on the growth and flowering of gerbera plants. African J. of Agric. Sci. Vol. 20, No. (2): 13-21.

Mohamed, A. El-Khateeb and Shoukry, M. Selim (1993). The influence of gibberellic acid and zinc on growth and alkaloidal contents of Catharanthus roseus G. Don. Fayoum J. Agric. Res. & Dev. (1) 160 – 171.

Ali, R. M. and Selim, S. M. (1993) . Response of Ocimum basilicum plants to the interactive effect of salinity and nitrate . Egypt. J. App4,Sci., 8 (4),179-188.

Selim, S. M. ; Hassan, M. M. ; Badawy,E. M. and Abd El-Mcgied,F. Al. (1993) Effect of soil media on the growth and flowering of carnation . Zagazig, J. Agric. Res. 20 (1B), 317-331.

  Selim, S. M ; EI-Shewy,A_ A..; Badawy,E. M. and Abd El-Mcgied,F. Al (1993) Effect of cycocel on the vegetative growth and flowering of carnation . Zagazig, J. Agric Res. 20 (IB), 333-347.

Selim, S. M. ; Hassan, M. AL ; Badawy,E. M. and Abd El-Mcgicd,I'. M. (1993) Effect of gibberellic acid on the vegetative growth and flowering of carnation . Zagazig, J. Agric. Res. 20 (1B),349-362. 349-362.

Selim, S. M. and Ali R. M. (1994): Effect of nitrogen fertilization on growth and chemical composition of Datura innoxia plants. African J. of Agric. Sci. Vol. 21 No (1): 23 — 35.

Hassanein, M. A.; Selim, S. M.; Abd. EL-Aal, T. S. and Mahmoud. S. A. (1998): Effect of nitrogcaous fertilizer rates on soil properties on growth and essential oil of Pelargonium graveolens, L. Annals of Agric. Sci., Moshtohor Vol. 36 (1): 539 – 551.

Khafaga, E.R.; Selim, S. M.; Abed, A. M. and Mohamed, F.S. (1999): Effect of N and K fertilizers on wild mint plant . grown under clay and calcareous soil conditions. Annals of Agric. Sc., Moshtohor Vol. 37 (3): 1695 – 1720.

Shoukry M. Selim and Farouk M. Gadallah (2000): Influence of paclobutrazol foliar application and pinching on the growth and flowering of hollyhock (Althaea rosea L.) Egypt. J. Appl. Sci;, 15 (9) 1 – 9.

Selim, S.M.; Hassanain, M.A. and El- Sherif, M.M. (2001): Influence of zinc and manganese treatments on vegetative growth, flowering and chemical composition of Calendula officinalis plant. Annals of Agric. Sc., Moshtohor Vol. 39 (3): 1713-1722.

Hasssanain, M.A.; S.M. Selim, and E.M.M. Abdalla (2001): Effect of paclobutrazol on vegetative growth, flowering and chemical composition of Hiibiscus rosa-sinensis, L. Shurb.j. Adv. Agric. Res. Vol. 6 (4): 809-820.

Selim, S.M.i Hassanain, M.A.; Mohamed, S.A. and El-Sherief, M.M. (2002): Effect of gibberellic acid on vegetative growth and flowering of Calendula officinalis Plant. Second Conference of Sustainable Agriculture Development May 8-10: 433- 439 .

Selim, S.M. and Lila K. Balbaa (2002): Influence of gibberellic acid on the growth and chemical constituents of roselle plant. Egypt. J. Appl. Sci; 17(8) 349-363.

Selim, S.M. and Abed ella, Ebtsam, M.M. (2004): Effect of nitrogen fertilizer and gibberellic acid on growth, flowering and chemical composition of Calendula officinalis L. plant. Agric & EV. Sci Alex. Univ., Egypt Vol 3 (1), 96-110.

Selim, S. M., Rokba, A. AL ; Hassan, M. R. and Hassanain, M. A. (1993). Effect of sowing dates , nitrogenous and potassium fertilization on roselle plant 1-Effect on vegetative growth and flowering . Egypt. J. Hort. 20, No.1 , pp. 87 -96.

Gadallah, F.M. and Selim, Sh.M. (2005): Influence of paclobutrazol foliar spray on growth, flowering and some chemical constituents of sweet pea (lAthyrus odoratus L.) plants. J. Agric. Sci, Mansoura Univ., 30 (11): 6621-6633 .

Selim, S.M.; Ebtsam M. Abedella; Ahmed, Z.H. and El-Mageed F.M. (2006): Physiological Effects of N-soil application and Zn foliar spray and their interaction on growth, flowering, bulbs and chemical composition of (Polianthes tuberosa L. c.v. "Double"). Annals of,cgric. Sc., Moshtohor, 44 (3): 1223-1238 .

Ebtsam M. Abedella; Selim, S.M.;Ahmed, Z.H. and El-Mageed F.M. (2006): Physiological Effects of K-soil application and Zn foliar spray and their interaction on growth, flowering, bulbs and chemical composition of (Polianthes tuberosa L. c.v. "Double"). Annals oft.gric. Sc., Moshtohor, 44 (3): 1207-1221.

Shoukry, M. Selim; Mahmoud, A. hassanain and Yasser, A.M. Hafez. Effect of sow spacings, nitrogenous and biofertilizati:on treatments on borage (Borago officinalis ) plants. (In press)..