[ANONYMUS (1965): Official method of analysis 10th edition, Association of Official Agricultural Chemists, Washington, D.C.]Search in Google Scholar
[ASLAN, S. (1975): Relationship between seed dimensions and seedling percentage and seedling quality in Pinus brutia. Orm. Aras. Enst. Tek. Bult. No. 64, 39 pp. (in Turkish-English Summary).]Search in Google Scholar
[BAKER, J. G. (1877): Flora of Maritises and seydselles. L. Recve & Co., London, 1877: 322.]Search in Google Scholar
[BAL KRISHNAN and TOKY, O. P. (1995): Provenance variation in growth characteristics of Acacia nilotica ssp. indica in arid India. Indian Forester 121 (3): 179-186.]Search in Google Scholar
[BHASABATRA, R. and SUTIPONPEIBUN, S. (1982a): Jatropha curcas oil as a substitute for diesel engine oil. Renewable Energy Review Journal 4: 56-70.]Search in Google Scholar
[BHASABATRA, R. and SUTIPONPEIBUN, S. (1982b): The study of Jatropha curcas oil as a substitute of diesel engine oil. Thai. Verglon. Department of Agriculture, Ministry of Agriculture and Cooperatives, Bangkok, 42 pp.]Search in Google Scholar
[DE GEUS, JAN G. (1973): Fertilizer Guide for the Tropics and Subtropics, Centre d’ Etude de I’ Azote, Bleicherweg 33, Zurich.]Search in Google Scholar
[HARPER, J. L., LOVELL, P. H. and MOORE, K. G. (1970): The shape and size of seeds. Annu. Rev. Ecol. Spet. 1: 327-356.]Search in Google Scholar
[HELLER, JOACHIM (1996): Physic nut. Jatropha curcas L. Promoting the conservation and use of underutilized and neglected crops. 1. Institute of Plant Genetics and Crop Plant Research, Gatersleben/ International Plant Genetic Resources Institute, Rome.]Search in Google Scholar
[IKTUEREN, S. (1977): Provenance experiments on Pinus brutia and Pinus pinea in Turkey. I : Seed and nursery results. Proc. TUBITAK VI. Sci. Congress. Agr. and For. Sect. Pp: 11-19, Ankara.]Search in Google Scholar
[ISIK, K. (1986): Altitudinal variation in Pinus brutia Ten.: Seed and seedling characteristics. Silvae Genetica 35, 2-3.]Search in Google Scholar
[ISTA. (1976): International rules for seed testing. Proc. Int. Seed Testing Assoc. 31: 1-152.]Search in Google Scholar
[JANKIEWICZ, L. S. and STECKI, Z. J. (1976): Some mechanisms responsible for differences in tree forms. M.G.R. Cannel and F.T. Last (ed.). Tree physiology and yield improvement. Academic press, London, pp. 157-172.]Search in Google Scholar
[JARRAY, S. (1984): Potential of physic nut (Jatropha curcas Linn.) as an energy source in Thailand. Agric. Res. Thailand 2 (1): 67-72.]Search in Google Scholar
[JONES, N. and MILLER, J. H. (1991): Jatropha curcas, a multipurpose species for problematic sites. Land Resource Series No. 1. The World Bank Asia Technical Department, Agriculture Division.]Search in Google Scholar
[KEMPTHORNE, O. (1957): An Introduction to Genetic Statistics. John Willey and Sons Lt., New York: 101-146. ]Search in Google Scholar
[MARTIN, G. and MAYEZIX, A. (1984): Reflection on oil crops as source of energy II. The physic nut (Jatropha curcas L.): A possible source of fuel. Leagineux 39 (5): 283-287.]Search in Google Scholar
[MUNCH, E. and KEIFER, J. (1989): Physic nut: a multipurpose plant as a future source of motor fuel. Zusammenarbeit 209: 232.]Search in Google Scholar
[PALMBERG, C. (1975): Geographic variation and early growth in southeastern semi-arid Australia of Pinus halepensis MILL. and the Pinus brutia TEN. Species Complex. Silvae Genetica 24 (5-6): 150-159.]Search in Google Scholar
[RAINA, A. K. (1985): Jatropha curcas fence against energy crisis.In: Proc. Bio-energy Society First Conv. & Symposium. R. N. SHARMA et al. (eds.). Bioenergy Society of India, New Delhi, 114-117.]Search in Google Scholar
[RATHINAM, M., SUERNDRAN, C. and KONDAS, S. (1982): Interrelationship of wood yield component in Eucalyptus tereticornis Sm. Indian Forester 108: 460-470.]Search in Google Scholar
[SNEDECOR, G.W. and COCHRAN, W .G. (1967): Statistical Methods. Oxford and IBH, New Delhi. 593 pp.]Search in Google Scholar
[SRIVASTAVA, R. (1999): Study in variation in morpho-physiological parameters with reference to oil yield and quality in Jatropha curcas Linn. Ph. D. thesis, Forest Research Institute (Deemed University), Dehradun, India.]Search in Google Scholar
[STEWART, G. A., RAWLIN, W. H. M., QUICK, G. C., BEGG, J. E. andPEACOCK, W. J. (1981): Oil seeds as a renewable source of diesel fuel. Search 12: 107.]Search in Google Scholar
[SUBRAMANIAN, K. N., MANDAL, A. K. and NICODEMUS, A. (1995): Genetic variability and character association in Eucalyptus grandis. Annals of Forestry 3 (2): 134-137.]Search in Google Scholar
[SUKARIN, W., YAMADA, Y. and SAKAGUCHI, S. (1987): Characteristics of physic nut, Jatropha curcas L. as a new biomass crop in the Tropics. Jpn. Agric. Res. Quart. (Japan) 20(4): 302-303.]Search in Google Scholar
[TAKEDA, Y. (1982b): Development study on Jatropha curcas(sabundan) oil as a substitute for diesel engine oil in Thailand. J. Agri. Assoc. 120: 1-8.]Search in Google Scholar
[TAKEDA, Y. and MINORU, O. (1981): Interim report on the study of Jatropha curcas oil as a substitute for diesel engine oil. Industrial Finance Corporation, Thailand, Bangkok, Oct., 14.]Search in Google Scholar