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Kowthar Gad Ali El-Rokiek

Kowthar Gad Ali El-Rokiek

LiveDNA ID: 20.31933
47 Publications
0 Editorial Roles
0 Projects

Education

Academic Background
  • Ph.D. Ain Shams University, Cairo, Egypt Bioherbicides | Completed: 2002

Publications (47)

Selected Scholarly Contributions
Eucalyptus citriodora leaf extract as a source of allelochemicals for weed control in pea fields compared with some chemical herbicides.
El-Metwally, I.M. and K.G. El-Rokiek,
J. Plant Protect. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2019
Use of Beta vulgaris allelopathic properties to control some weeds associated with Lupinus albus plant comparing with two recommended herbicides.
El Wakeel, M.A., M.G. Dawood, K.G. El-Rokiek, M.E.S. El-Awadi and S.A.S. El-Din,
Agric. Eng. Int. J., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2019
Allelopathic potential of essential oils isolated from peels of three citrus species.
El-Sawi, S.A., M.E. Ibrahim, K.G. El-Rokiek and S.A. El-Din,
Ann. Agric. Sci., | Journal Article
10.1016/j.aoas.2019.04.003
Self Kowthar Gad Ali El-Rokiek
2019
Physiological response of two wheat cultivars grown under sandy soil conditions to aspartic acid application.
El-Awadi, M.E.S., M.S. Sadak, K.G.A. El-Rorkiek and M.G. Dawood,
J. Applied Sci., | Journal Article
10.3923/jas.2019.811.817
Self Kowthar Gad Ali El-Rokiek
2019
Evaluating the allelopathic efficiency of the seed powder of Raphanus sativus L. in controlling some weeds associating Phaseolus vulgaris L.
Ahmed, S.A.A., R.R. El-Masry, N.K. Messiha and K.G. El-Rokiek,
Int. J. Environ. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2018
Allelopathic effects of Allium sativum cloves on growth and yield of Helianthus annuus plants associating Cyperus rotundus.
El-Rokiek, K.G., R.R. El-Masry, S.A.A. Ahmed, S.A. Mohamed and N.K. Messiha,
Int. J. Environ., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2018
Allelopathic effect of the two medicinal plants Plectranthus amboinicus (Lour.) and Ocimum basilicum L. on the growth of Pisum sativum L. and associated weeds.
El-Rokiek, K.G., S.A.S. El-Din, M.A. El-Wakeel, M.G. Dawood and M.E. El-Awadi,
Middle East J. Agric. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2018
Investigations of growth promoting activity of some phenolic acids.
El-Awadi, M.E., M.G. Dawood, Y.R. Abdel-Baky and K.G. El-Rokiek,
Agric. Eng. Int.: CIGR J., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2018
Evaluation of using Moringa oleifera on controlling weeds. i. Effect of leaf and seed water extracts of Moringa oleifera on broad and grassy weed associated Narcissus tazetta L.
El-Rokiek, K.G., R.A. Eid, A.N. Shehata and S.A.S. El-Din,
Agric. Eng. Int. J., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2017
Allelopathic activity of eucalyptus globulus leaf water extract on pisum sativum growth, yield and associated weeds.
El-Rokiek, K.G. and S.A.S. El-Din,
Middle East J. Applied Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2017
Controlling the Grassy weed Avena fatua associating wheat plants with the seed powder of two brassicaceae plants Brassica rapa and Sinapis alba.
El-Rokiek K.G., S.A.A.Ahmed, N.K. Messiha, S.A. Mohamed and R.R. El-Masry,
Middle East J. Agric. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2017
The allelopathic efficiency of two Brassicaceae plant seeds in controlling weeds associating sunflower plants.
Ahmed, S.A.A., N.K. Messiha, K.G. El-Rokiek, S.A. Mohamed and R.R. El-Masry,
Res. J. Pharm. Biol. Chem. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2016
Allelopathic effect of dry leaves of lantana and guava for controlling root knot nematode, Meloidogyne incognita on cowpea and some associated weeds.
El-Nagdi1, W.M.A., M.M.A. Youssef and K.G. El-Rokiek,
Int. J. Chem. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2016
A study on controlling Setaria viridis and Corchorus olitorius associated with Phaseolus vulgaris growth using natural extracts of Chenopodium album.
El-Rokiek, K.G., S.A.S. El-Din, A.N. Shehata and S.A.M. El-Sawi,
J. Plant Protect. Res., | Journal Article
10.1515/jppr-2016-0031
Self Kowthar Gad Ali El-Rokiek
2016
Allelopathic effect of mango leaf residue against Portulaca oleracea or Chorchorus olitorius associated Phaseolus vulgaris growth.
El-Rokiek, K.G., E.R. El-Desoki, I.M. El-Metwally and M.G. Dawood,
Res. J. Pharmaceut. Biol. Chem. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2016
Controlling Orobanche crenata in Faba bean using the Herbicides Glyphosate and Imazapic with some additives.
El-Rokiek, K.G., I.M. El-Metwally, N.K. Messiha and S.E.D.S. Amin,
Int. J. Chem. Tech. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2015
The allelopathic effect of Eruca sativa Mill. Seed powder on growth and yield of Phaseolus vulgaris and associated weeds.
El-Masry, R.R., N.K. Messiha, K.G. El-Rokiek, S.A. Ahmed and S.A. Mohamed,
Curr. Sci .Int., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2015
The efficiency of allelochemicals in the seed powder of Eruca sativa in controlling weeds in Pisum sativum.
Ahmed, S.A., K.G. El-Rokiek, R.R. El-Masry and N.K. Messiha,
Middle East. J. Agric. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2014
Effect of guava leaf residue on broad and narrow leaved weeds associated wheat plants.
El-Rokiek, K.G., S.A. El-Din, M.K. Nadia and F.A.A. Sharara,
Int. J. Agric. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2014
Effect of the two antioxidants; Glutathione and ascorbic acid on vegetative growth, yield and some biochemical changes in two wheat.
El-Awadi, M.E., S.R. El-Lethy and K.G. El-Rokiek,
J. Plant Sci., | Journal Article
10.11648/j.jps.20140205.20
Self Kowthar Gad Ali El-Rokiek
2014
Response of two cultivars of wheat plant to foliar treatment of glutathione.
Sadak, M.S., S.R. El-Lethy, M.A. Ahmed and K.G. El-Rokiek,
Middle East J., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2014
Physiological response of purslane weed (Portulaca oleracea) and two common beans (Phaseolus vulgaris) recombinant inbred lines to Phosphorus fertilizer and bentazon herbicide.
El-Rokiek, K.G., M.T. Abdelhamid and S.S. El-Din,
J. Applied Sci. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2013
The physiological influence of allelochemicals in two Brassicaceae plant seeds on the growth and propagative capacity of Cyperus rotundus and Zea mays L.
Messiha, N.K., S.A. Ahmed, K.G. El-Rokiek, M.G. Dawood and R.R. El-Masry,
World Applied Sci. J., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2013
Physiological response of two sunflower cultivars and associated weeds to some herbicides.
El-Rokiek, K.G., M.G. Dawood and N. Gad,
J. Applied Sci. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2013
Controlling of Portulaca oleracea and Meloidogyne incognita infecting sunflower using leaf extracts of Psidium guava.
El-Rokiek, K.G., W.M. El-Nagdi and R.R. El-Masry,
Arch. Phytopathol. Plant Prot., | Journal Article
10.1080/03235408.2012.727326
Self Kowthar Gad Ali El-Rokiek
2012
Physiological responses of wheat plants and accompanied weeds to derby herbicide and β-sitosterol bioregulator.
El-Rokiek, K.G., M.E. El-Awadi and M.S.A. Abd El-Wahed,
J. Applied Sci. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2012
Physiological impact of fenugreek, guava and lantana on the growth and some chemical parameters of sunflower plants and associated weeds.
Dawood, M.G., M.E. El-Awadi and K.G. El-Rokiek,
J. Am. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2012
Allelopathic effects of croton leaves residue on jasmine trees and associated weeds.
El-Rokiek, K.G., A.E. Rawia and L.S. Taha,
J. Appl. Sci. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2011
Dual effects of leaf extracts of Eucalyptus citriodora on controlling purslane and root-knot nematode in sunflower.
El-Rokiek, K. and W. El-Nagdi,
J. Plant Protect. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2011
Effect of soil fumigation on growth, development, yield of wheat (Triticum aestivum, L) and associated weeds.
Sharara, F.A., K.G. El-Rokiek and S.S. Gaweesh,
Int. J. Acad. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2011
Effect of adding urea or ammonium sulphate on some herbicides efficiency in controlling weeds in onion plants.
El-Metwally, I.M., K.G. El-Rokiek, S.A. Ahmed, E.R. El–Desoki and E.E.H. Abd-Elsamad,
J. Am. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2010
Effect of weed control treatments on yield and seed quality of some canola cultivars and associated weeds in newly reclaimed sandy soils.
Mekki, B.B., F.A.A. Sharara and K.G. El-Rokiek,
Am. Eur. J. Agric. Environ. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2010
Allelopathic behaviour of Cyperus rotundus L. on both Chorchorus olitorius (broad leaved weed) and Echinochloa crus-galli (grassy weed) associated with soybean.
El-Rokiek, K., S. El-Din and F. Sharara,
J. Plant Prot. Res., | Journal Article
10.2478/v10045-010-0048-7
Self Kowthar Gad Ali El-Rokiek
2010
The allelopathic effect of mango leaves on the growth and propagative capacity of purple nutsedge (Cyperus rotundus L.).
El-Rokiek, K.G., R.R. El-Masry, N.K. Messiha and S.A. Ahmed,
J. Am. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2010
Allelopathic effects of Eucalyptus citriodora on Amaryllis and associated grassy weed.
El-Rokiek, K.G. and R.A. Eid,
Planta Daninha, | Journal Article
10.1590/S0100-83582009000500002
Self Kowthar Gad Ali El-Rokiek
2009
Effect of growth regulators, alar or trichlorobenzoic acid and the herbicide basagran on the growth and propagative capacity of purple nutsedge (Cyperus rotundus L).
El-Rokiek, K.G., S. El-Din, A. Samia, M.K. Nadia and R.R. El- Masry,
Ann. Agric. Sci. Ain Shams Univ. Cairo, | Journal Article
Self Kowthar Gad Ali El-Rokiek
2009
Micronutrients, B-vitamins and yeast in relation to increasing flax (Linum usitatissimum L.) growth, yield productivity and controlling associated weeds.
El-Shahawy, T.A., K.G. El-Rokiek, L.K. Balbaa and S.M. Abbas,
Asian J. Agric. | Journal Article
Self Kowthar Gad Ali El-Rokiek
2008
Evaluating the physiological influence of benzoic and cinnamic acids, alone or in combination on wheat and some infested weeds comparing with the herbicide isoproturon.
El-Rokiek, K.G.,
Ann. Agric. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2007
The ability of glutathione and ascorbic acid to increasing growth vigor and enhancing allelopathic capability of marjoram (Origanum majorana L.) against growth retardatory weeds.
El-Shahawy, T.A., L.K. Balbaa and K.G. El-Rokiek,
Int. J. Agric. Res., | Journal Article
10.3923/ijar.2007.411.425
Self Kowthar Gad Ali El-Rokiek
2007
Influence of some herbicides on the growth and propagative capacity of purple nutsedge (Cyperus rotundus L.).
El-Rokiek, K.G., I.M. El-Metwally, N.K. Messiha and S.A. El-Din,
J. Agric. Sci. Mansoura Univ., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2007
α- Tocopherol-does play a significant role on affecting the herbicide efficacy of grasp for controlling weeds and increasing growth in barley.
El-Rokiek, K.G., T.A. El-Shahawy and L.K. Balbaa,
Int. J. Agric. Res., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2007
Response of wheat plants and accompanied weeds to some new herbicides alone or combined in sequence.
El-Metwally, I.M. and K.G. El-Rokiek,
Arab Univ. J. Agric. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2007
Improving the control of purple nutsedge (Cyperus rotundus L.) with glyphosate by pre conditioning treatment with benzyladenine.
El-Rokiek, K.G., S. El-Din, A. Samia and R.R. El-Masry,
Egypt. J. Applied Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2006
New approach to use rice straw waste for weed control I. Efficacy of rice straw extract against broad and narrow leaved weeds in cucumber (Cucumis sativus L.).
El-Shahawy, T.A., K.G. El-Rokiek, F.A. Sharara and K.A. Khalaf,
Int. j. Agric. Biol., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2006
New approach to use rice straw waste for weed control. II. The effect of rice straw extract and fusilade herbicide on controlling some weeds infested soybean (Glysine max L.).
El-Rokiek, K.G., T.A. El-Shahawy and F.A. Sharara,
Int. J. Agric. Biol., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2006
Effect of some novel herbicides on the controlling weeds associated with maize plants.
Sharara, F.A., T.A. El-Shahawy and K.G. El-Rokiek,
J. Agron., | Journal Article
10.3923/ja.2005.88.95
Self Kowthar Gad Ali El-Rokiek
2005
Study on weedy amarathus plants in Egypt.
Hassan, E.A., K. Gad and M. El-Awady,
Egypt. J. Appl. Sci., | Journal Article
Self Kowthar Gad Ali El-Rokiek
2003