1- Adams R.P. 2007. Identification of essential oil components by gas chromatography/ mass spectrometry. 4th ed. Allured Publ., Carol Stream, IL.
2- Agrawal R.L. 1982. Seed Technology. New Delhi. India, 685 p.
3- Asdadi A., Idrissi Hassani L.M., Chebli B., Moutaj R., Gharby S., Harhar H., Salghi R., and Hadek M.E.L. 2014. Chemical composition and antifungal activity of Vitex agnus-castus L. seeds oil growing in morocco. Journal of Materials and Environmental Science, 5(3): 823-830.
4- Hayat E., Mahe M., Mata M., Mighri Z., laurent G., and MahJoub A. 2010. Biologicel activites of Peganum harmala leaves. African Journal of Biotechnology, 3: 8199-8205.
5- Inderjit W. J., and Duke S.O. 2003. Ecophysiological aspects of allelopathy. Planta, 217(4): 125-132.
6- Ishii-Iwamoto E L., Coelho E. M. P., Reis B., Moscheta I. S., and Bonato C.M. 2012. Effect of monoterpenes on physiological processes during seed germination and seedling growth. Current Bioactive Compounds, 8: 50-64.
7- Kavitha D., Prabhakaram J., and Arumugam K. 2012. Allelopathic influence of Vitex negundo L. on germination and growth of Greengram (Vigna radiata (L.) R. Wilczek) and Blackgram (Vigna mungo (L.) Hepper). International Journal of Ayurvedic and Herbal Medicine, 2(1): 163-170.
8- Khokra S.L., Prakash O., Jain S., Aneja K.R., and Dhingra Y. 2008. Essential oil composition and antibacterial studies of Vitex negundo Linn. Extracts. Indian Journal of Pharmaceutical Sciences, 70(4): 522–526.
9- Maguire J.D. 1962. Speed of germination – aid in selection and evaluation for seedling emergence and vigour. Crop Science, 2:176-177.
10- Mandal A., Tarai P., Kaushik S., Mahata A., and Chakarborti P. 2013. Allelopathic action of Rauwolfia tetraphylla L. root extracts on gram (Cicer arietinum L.) seeds. Journal of Crop and Weed, 9: 72-75.
11- Nichols M. A., and Heydecker W. 1986. Two approaches to the study of germination date. Proc. International. Seed Test, 33:531-540
12- Nilda R., and Talbert E. 2000. Differential activity of allelochemical from secale cereale in seedling bioassays. Weed Science, 48(3): 302-310.
13- Pakravan M., and Nemati S. 2012. Cladistic analysis of the genus Malva L. in Iran based on morphological characters. Journal of Applied Biology, 23: 31-40. (In Persian with English abstract).
14- Sangeetha C., and Baskar P. 2015. Allelopathy in weed management: A critical review. African Journal of Agricultural Research, 10(9): 1004-1015.
15- Sarikurkcu C., Arisoy K., Tepe B., Cakir A., Abali G., and Mete E. 2009. Studies on the antioxidant activity of essential oil and different solvent extracts of Vitex agnus castus L. fruits from Turkey. Food and Chemical Toxicology, 47: 2479–2483.
16- Soltani A., Zeinali E., Galeshi S., and Latifi N. 2001. Genetic variation for and interrelationships among seed vigor traits in wheat from the Caspian Sea Coast of Iran. Seed Science and Technology, 29: 653- 662.
17- Soo Seo B., Phil Mun S., and Hoon Son J. 2001. A study on the effect of allelopathy of Vitex negundo var. incisa leaves extracts. Korean Journal of Environment and Ecology, 15(2): 173-185.