Mohamed Said Zaki Tewfik
Affiliation Weed Research Central Laboratory (WRCL)
Department Weed control in horticulture, vegetables crops and Road side Department
Research Field Plant Protection(Pesticide Chemistry )
Agrovoc Weed control equipment - Weed control
Contacts
Work Telephones 025713240
Fax 025699399
Degree PHD, United Kingdom, waels in [1966]
Professional progress
Dept. Manager in Weed Research Central Laboratory (WRCL) [01/03/1983]
Scientific Progress
Emeritus Chief Researcher in Weed Research Central Laboratory (WRCL) [17/09/1998]
Chief Researcher in Weed Research Central Laboratory (WRCL) [28/12/1978]
Senior Researcher in Weed Research Central Laboratory (WRCL) [02/03/1973]
Researcher in Weed Research Central Laboratory (WRCL) [15/12/1966]
Publications
- The efficacy of certain broad-leaved herbicides and graminicides in soybean fields as affected by herbex (1992)
- Influence of atrazine formulayions and application methods on weed management and yield of maize (1992)
- Control of atrazine - tolerant broad - leaved weed in maize (1992)
- أثير بقايا مبيدات حشائش القطن علي إنتاجية المحاصيل الشتوية التالية (1991)
- Biological transformation of oxyfluorofen in soil (1990)
- Metabolism and co- metabolism of chlomthoxynil in Egyptian soils (1990)
- The effect of different weed management schemes on growth and yield of Faba bean ( Vicia faba L.)under different water supply and phosphate fertilizer levels. (1988)
- Effect of certain herbicides and their seed oil on sesame mixtures (1988)
- Influence of atrazine on linseed oil (1988)
- Effect of some weed management schemes on the yield of rape seed under different levels of nitrogen fertilization (1988)
- - Effect of some weed management schemes on the yield of rape seed under different levels of nitrogen fertilization (1988)
- Effect of certain herbicides on linseed oil quality and quantity (1988)
- Influence of single herbicides and herbicide mixture on weed control, yield and yield components of Faba beans (vicia faba L.) (1987)
- Influence Of bromoxynil rate and time of application on weed control, yield and yield components of wheat under two N levels (1987)
- The Interaction Between N Levels And Weed Control Methods On Faba Bean ( Vicia Faba,L.) (1987)
- The influence of bromoxynil, N fertilization levels and method of sowing on weed control and yield of wheat (1987)
- Improved weed control on Maize by Herbicide Mixtures (1987)
- Influence of the method of application of herbicides on faba beans yield and associated weeds (1987)
- A comparative study on chemical weed control and traditional hand weeding in wheat (1986)
- Weed control IN summer potates (1986)
- The activity of certain herbicides on weeds and yield of wheat as affected by different irrigation levels (1985)
- Efficiency of Rhizobum japonicum strains as affecting nitrate reductase and dehydrogenase activities of the soybean nodules (1978)
- The inhibitory effect of certain herbicides on some fungi causing foliar diseases on Rice (1978)
- Nitrate reductase and dehydrogenase activities of Cowpea nodules as affected by ammonium sulphate and urea fertilizers (1978)
- The correlation between the efficiency of rhizobia and nitrate reductase and dehydrogenase activities of cowpea nodules (1978)
- Effect of Noruron and Nitraline herbicide on yield of Sesame plant and quality of seeds. (1977)
- Assimilation of phenols by soybean bacteroids (1977)
- Symbiotic nitrogen fixation by broad bean and growth of rhizobium leguminosarum strains as influenced by certain herbicides. (1977)
- The stimulatory effect of kojic acid on the production of alfatoxin by isolates of Aspergillus flavus Link (1976)
- Synergistic interaction between two Meloidogyne sp . and root –nodule Bacteria on Cowpea (1975)
- Shedding of young cotton bolls as affected by its Phenolic Content (1975)
- Metabolism of fluorodifen by soil microorganisms (1975)
- Effect of alfatoxin B1 , Aspergillic and kojic acid on peanut seedlings (1975)
- The co-metabolosm of ferulic acid by Azotobacter vinelandii (1975)
- Efficiency of rhizobium leguminosarum as affected by certain herbicides and nematocides (1975)
- Metabolism of p-Hydroxybenzoic Acid by Certain Strains of Rhizobia (1975)
- Partial purification of aflatoxins by simple chemical fractionation (1974)
- Degradation of certain aromatic compounds by Rhizobia (1974)
- Further note on the cleavage of aromatic acids by Azotobacter vinelandii (1974)
- The effect of certain nitro-herbicides on the growth of some soil-inhabiting fungi (1973)
- The effect of 2.4-Dichlorophenoxy Butyric acid in low concentrations on the yield and nitrogen content of broad beans ( Vicia faba L.) (1973)
- Germination and seedling development of important crops as affected by methazol and dinitramine (1973)
- Degradation of 3 ,5 - dinitro - 0- cresol by rhizobium and azotobacter SPP. (1970)
- Effect of the herbicide trifluralin on nitrogen – fixation in rhizobium and azotobacter and on nitrification (1970)
Conference/Workshop:
 - The biochemical transformation of the herbicide nitrofen in Egyptian soil 0 (1997)
- The metabolism of 2,4 – dinitro – 0 – sec . butylphenol (dinoseb) by a soil micro-organism (1974)
- اثر مبيدات الحشائش علي المحصول ومكوناته في الأرز (1974)
- Chemical weed control in rice fields (1974)
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