References
- Chiej , R. 1984 . The Macdonald Encyclopedia of Medicinal Plants Vol. 290 , London : MacDonald & Co. Ltd. .
- Sivastava , N.K. and Luthra , R. 1993 . The relation between primary and secondary metabolism in peppermint and Fe-stress . J. Essent. Oil Res. , 5 : 525 – 534 .
- El-Kady , M.M. , Mansour , M.A. and Sorial , M.E. 1980 . Effects of some growth regulators on growth, flowering and yield of Datura plants . Minufiya J. Agric. Res. , 3 : 53 – 69 .
- Mazrou , M.M. , Afify , M.M. and Eraki , M.A. 1988 . Effect of nitrogen nutrition on the growth and alkaloid content of Datura innoxia Mill plants . Menofiya J. Agric. Res. , 13 : 1001 – 1020 .
- El-Masry , M.H. , Bayoumi , N.A. , Shalaby , M.H. and Mahgoub , T.T. 1996 . Effect of some micro-nutrients on the growth and constituents of sweet basil in sand soil . Menofiya J. Agric. Res. , 21 : 955 – 966 .
- Petrovic , A.M. 1990 . The fate of nitrogenous fertilizers applied to turfgrass . J. Environ. Qual. , 19 : 1 – 14 .
- Mengel , K. and Kirkby , E.A. 1987 . Principles of Plant Nutrition, , 4th Ed. Bern, , Switzerland : International Potash Inst. .
- Brown , K.W. , Thomas , J.C. and Duble , R.L. 1982 . Nitrogen source effect on nitrate and ammonium leaching and runoff losses from greens . Agron. J. , 74 : 947 – 950 .
- Snyder , G.H. , Augustin , B.J. and Davidson , J.M. 1984 . Moisture sensor-controlled irrigation for reducing N leaching in bermudagrass turf . Agron. J. , 76 : 964 – 969 .
- Mancino , C.F. 1991 . Nitrate and ammonium concentrations in soil leachate and N leaching losses from fertilizers applied to turfgrass . Golf Course Manager , 1 : 66 – 72 .
- Karawya , M.S. , Abdel-Wahab , S.M. , Hifnawy , M.S. and Ghourab , M.G. 1975 . Colorimetric and gas-liquid chromatographic determination of Atropine, Hyoscyamine and Hyoscine (Scopolamine) in Solanaceous plants . J. Assoc. Agric. Chem. , 58 : 884 – 887 .
- Miraldi , E. , Masti , A. , Ferri , S. and Comparini , I.B. 2001 . Distribution of hyoscyamine and scopolamine in Datura stramonium . Fitoterapia , 72 : 644 – 648 .
- Chapman , H.D. and Pratt , P.F. 1978 . Method of Analysis for Soil, Plant and Water 112 – 129 . Berkeley, CA : Univ. California, Dept. Agric. Sci. .
- Frie , E. , Peyer , K. and Schutz , E. 1964 . Phosphorus determination . Schw, Land Wirtschaft Forschung Heft. , 3 : 318 – 328 .
- Jones , J.B. and Steyn , W.J.A. 1973 . “ Sampling, handling and analyzing plant tissue samples ” . In Soil Testing and Plant Analysis 249 – 270 . New York : Soil Sci. Soc. Amer. .
- Snedecor , G.W. and Cochran , W.G. 1980 . Statistical Methods, , 7th Ed. Ames, IA : Iowa State Univ. Press .
- Tisdale , S.L. , Nelson , W.L. and Beaton , J.D. 1985 . “ Fertilizer and efficient use of water ” . In Soil Fertility and Fertilizers, , 4th Ed. 699 – 719 . New York : Macmillan Pub. Co. .
- Ruminska , A. and El-Gamal , El.S. 1978 . Effect of nitrogen fertilization on growth, yield and alkaloid content in Datura innoxia . Mill. Acta Hort. , 73 : 173 – 180 .
- Barker , A.V. and Corey , K.A. 1990 . Ethylene evolution by tomato plants receiving nitrogen nutrition from urea . HortScience , 25 : 420 – 421 .
- Albregts , F.E. , Howard , C.M. and Chandler , C.K. 1991 . Strawberry responses to K rate on a fine sand soil . HortScience , 26 : 135 – 138 .
- Wagner , H. and Michael , G. 1971 . Effect of varied nitrogen supply on the synthesis of cytokinins in roots of sun-flower . Biochem. Physiol. Pflanzen (Bpp) , 162 : 147 – 158 .
- Ling , F. and Silberbush , M. 2002 . Response of maize to foliar vs. soil application of nitrogen-phosphorus-potassium fertilizers . J. Plant Nutr. , 25 : 2333 – 2342 .
- Garton , R.W. and Widders , I.E. 1990 . Nitrogen and phosphorus preconditioning of small-plug seedlings influence processing tomato productivity . HortScience , 25 : 655 – 657 .
- Salisbury , F.B. and Ross , C.W. 1992 . “ Lipids, essential oil, terpenoids, and other natural products ” . In Plant Physiology, , 4th Ed. 116 – 135 . Belmont, CA : Wadsworth Publishing Comp. .
- Kaya , C. , Higgs , D. and Sakar , E. 2002 . Response of two leafy vegetables grown at high salinity to supplementary potassium and phosphorus during different growth stages . J. Plant Nutr. , 25 : 2663 – 2676 .
- FeiBo , W. , LiangHuan , W. and FuHua , X. 1998 . Chlorophyll meter to predict nitrogen sidedress requirements for short-season cotton (Gossypium hirsutum L.) . Field Crop Res. , 56 : 309 – 314 .
- Sawan , Z.M. , Hafez , S.A. and Basyony , A.E. 2001 . Effect on nitrogen fertilization and foliar application of plant growth retardants and zinc on cottonseed, protein and oil yields and oil properties of cotton . J. Agron. Crop Sci. , 186 : 183 – 188 .
- Liptay , A. and Arevalo , A.E. 2000 . Plant mineral accumulation, use and transport during the life cycle of plants: a review . Can. J. Plant Sci. , 80 : 29 – 38 .
- Bernier , G. 1988 . The control of floral evocation and morphogenesis . Annu. Rev. Plant Physiol. Plant. Mol. Biol. , 39 : 175 – 219 .
- Robinson , R.J. and Abraham , T.W. 1997 . The biosynthesis of tropane alkaloids in Datura stramonium: the identity of the intermediates . J. Am. Chem. Soc. , 119 : 10929 – 10935 .
- Salisbury , F.B. and Ross , C.W. 1978 . “ Lipids and aromatic compounds ” . In Plant Physiology, , 2nd Ed. 206 – 223 . Belmont, CA : Wadsworth Publishing Comp. .
- Demeyer , K. and Dejaegere , R. 1993 . Influence of nitrogen on the alkaloid content of Datura stramonium . Acta Hort. , 331 : 213 – 220 .
- Pinol , M.T. , Palazon , J. , Cusido , R.M. and Ribo , M. 1999 . Influence of calcium ion-concentration in the medium on tropane alkaloid accumulation in Datura stramonium hairy roots . Plant Sci. , 141 : 41 – 49 .
- Katayama , K. , Ito , O. , Adu-Gyamfi , J.J. , Rao , T.P. , Dacanay , E.V. and Yoneyama , T. 1999 . Effects of NPK fertilizer combination on yield and nitrogen balance in sorghum or pigeon pea on a Vertisol in the semi-arid tropics . Soil Sci. Plant Nutr. , 45 : 143 – 150 .
- Boyle , T.H. , Craker , L.E. and Simon , J.E. 1991 . Growing medium and fertilization regime influence growth and essential oil content of rosemary . HortScience , 26 : 33 – 34 .
- Mazrou , M.M. Okologische und Ontogenetische Einflusse auf Drogenertrag and Alkaloidgehalt von Atropa belladonna L (Tollkirsche) . Ph.D. dissertation . Fedral Republic of Germany : Giessen Univ. .
- Mazrou , M.M. and Al-Humaid , A.I. 2000 . Growth and flowering of some gladioli cultivars in relation to the chemical fertilization rates . Zagazig J. Agric. Res. , 27 : 635 – 644 .