Abdallah, N., El-Gengaihi, S., Sedrak, E., 1978. The effect of fertilizer treatments on yield of seed and volatile oil of fennel (Foeniculum vulgare Mill.). Pharmazie. 33(9), 607-608.
Aliabadi Farahani, H., Lebaschi, M.H., Shiranirad, A.H., Valadabadi, A.R., Hamidi, A., Daneshian, J., 2007. Effects of mycorrhizal fungi, arbuscular, different levels of phosphorus and drought stress on herbal essential oils of coriander. Proceedings the Third Conference on Herbal Medicine, Shahed University, 2-3 November, Tehran, Iran. [In Persian].
Ameri, A., Nassiri M., Rezvani1. P., 2006. Effects of different nitrogen levels and plant density on flower, essential oils and extract production and nitrogen use efficiency of Marigold (Calendula officinalis). Iranian Journal of Field Crops Research. 5(2), 315-325. [In Persian with English Summary].
Anderson, V.M., 2013.Calendula officinalis and production of secondary compounds in greenhouse and soil-based herbal organic production systems. PhD thesis in Plant and Soil Sciences. University of Kentucky. Paper 26.
Bannayan, M., Nadjafi, F., Azizi, M., Tabrizi, L. and Rastgoo, M., 2008. Yield and seed quality of Plantagoovata and Nigella sativa under different irrigation treatments. Industrial Crops and Products. 27, 11-16.
Barker, W.B., Sowyer, J.E., 2005. Nitrogen application to soybean at early reproductive development. Agronomy Journal. 97, 615-619.
Daneshian, J., Rahmani, N., Ali Mohammadi, M., 2013. Effect of manure application and nitrogen application on yield and yield components of Calendula officinalis L. under drought stress conditions. Journal of Crop Reserch. 5(3), 251-260. [In Persian with English Summary].
Franz, C.H., 1983. Nutrient and water management for medicinal and aromatic plants. Acta Horticulturae. 132, 203-216.
Ghanbari, A., Najafi, F., Shabahang J., 2007. Effect of irrigation regimes and row arrangement on yield, yield components and seed quality of pumpkin. Asian Journal of Plant Science Research. 6, 1072-1079.
Goksoy, A.T., Demir, A.O., Turan, Z.M., Dagustu, N., 2004. Responses of safflower (Carthamus tinctorius L.) to full and limited irrigation at different growth stages. Field Crops Research. 87, 167-178.
Hamzehi, J., Babaie, M., 2016. Reaction of morphological traits, yield components and yield of pumpkin (Cucurbita pepo L.) to integrated management of irrigation and nitrogen fertilizer. Electronic Journal of Crop Production. 9(4), 17-35. [In Persian with English Summary].
Hopkins, W. G., 1995. Introduction to Plant Physiology. John Wiley and Sons, Inc. New York, USA.pp:464.
Jafarzadeh, L., Omidi, H., Bastani, A., 2013. Effect of drought stress and bio-fertilizer on flower yield, photosynthesis pigments and proline content of Marigold (Calendula officinalis L.). Iranian Journal of Medicinal and Aromatic Plants. 29(3), 666-680. [In Persian with English Summary].
Jafarzadeh, L., Omidi, H., Jafari, D., 2010. The effect of drought stress on vegetative grouth, essential oil and proline content of Calendula officinalis L., 4th International Conference of Biology, Iran. pp. 1261-1262.
Jajarmi, V., 2009. Effect of water stress on germination indices in seven wheat cultivar. World Acad Sci Eng Technol, 49; 105-106. In vitro evaluation of osmotic stress tolerance using a novel root recovery assay. Plant Cell. 95(1), 101-106.
Jalilian, J., Moddares Sanavie, S.A.M., Saberyali, S.F., Asilan, K.S., 2012. Effects of the combination of beneficial microbes and nitrogen on sunflower seed yields and seed quality traits under different irrigation regimes. Field Crops Research. 127, 2-34
Kafi, M., Rostami, M., 2007. Yield characteristics and oil content of three safflowers (Carthamus tinctorius) cultivars under drought in reproductive stage and irrigation with saline water. Iranian Journalof Field Crops Research. 5, 121-132. [In Persian with English Summary].
Kafi, M., Rostami, M., 2008. Effect of drought stress in reproductive growth stage on yield and components yield and oil content three safflower cultivars in irrigation with salty water conditions.Iranian Journalof Field Crops Research. 5(1), 121-131. [In Persian with English Summary].
Khan, M.M., Azam, Z.M., 2000. Change in theessential oil conostiuents of Foeniculum vulgare in relation of basal and foliar afflication of nitrogenand phosphrus. Plant Nutrition. 11, 2205 - 515.
Krol, B., 2011. Yield and the chimical component of flower heads of pot marigold (Calendula officinalis L. cv. Orange King) depending on nitrogen fertilization. Acta Scientiarum Polonorum Hortorum Cultus. 10(2), 235-243.
Mirheider, H., 2003. Plant Concepts. Using Plants to Prevent Disease Treatment. Islamic Culture Publications Office. 277p. [In Persian with English Summary].
Moosavi, S.G., Javad Seghatoleslami, M., Fazeli-Rostampoor, A., Jouyban, Z., 2014. Response of Marigold Flower Yield and Yield Components to Water Deficit Stress and Nitrogen Fertilizer. Journal of Ornamental Plants. 4 (3), 153-162. [In Persian with English Summary].
Nel, A.A., 2001. Determinants of sunflower seed quality for processing. PhD thesis, Department of Plant Production and Soil Science, Faculty of Natural and Agricultural Sciences, University of Pretoria, Pretoria, South Africa
Omidbeigi, R., 2000. Production and Processing of Medicinal Plants. Volume I, Second Edition, Tarahan Publication, 424p [In Persian].
Pasaki, A.S., Tavakoli, H.R., Rashidi, A., 2016. Evaluation of yield, yield components and essential oil of Calendula officinalis L. using nitrogen and vermicompost. Agriculture Science. 10(3), 629-644. [In Persian with English Summary].
Pirzad, A., Alyai, H., Shakiba, M.R., Zehtab-salmasi, S., Mohammadi, A., 2006. Eessential oil content and composition of German chamomile (Matricaria chamomilla L.) at different irrigation regims. Journal of Agronomy. 5(3), 451- 455. [In Persian with English Summary].
Rahimi, M., 2004. Pollination and Fruit Formation. Shiraz University Press, 120p.
Rahmani, N., Daneshian, J., Valadabadi, S. A. R., and Bigdeli, M., 2009. Effects of water deficit stress and application of nitrogen on yeld and growth characteristics of calendula (Calendula officinalis L). Journal of Iranian Field Crop Research. 7(2), 443-450. [In Persian with English Summary].
Rahmani, N., Valadabadi, S.A., Daneshian, J., Bigdeli, M., 2008. The effects of water deficit stress and nitrogen on oil yield of Calendula officinalis L. Iranian Journal of Medical Sciences. 24(1), 101-108. [In Persian with English Summary].
Rathke, G.W., Behrens, T., Diepenbrock, W., 2006. Integrated nitrogen management strategies to improve seed yield, oil content and nitrogen efficiency of winter oilseed rape (Brassica napus L.): a review. Agriculture, Ecosystems and Environment. 117, 80-108.
Reiners, S., Riggs, D.I.M., 1997. Plant spacing and variety affect pumpkin yield and fruit size but supplemental nitrogen does not. Horticultural Science. 6, 1037-1039.
Safikhani, F., 2007. Effects of drought stress on yield and quality of medicinal plants Deracocephalum moldavica L. under field conditions. Ph.D. dissertation, University of Ahvaz. [In Persian with English Summary].
Said-Al Ah HAH, A., Hasnaa Ayad, S., Hendawy, S.F., 2009. Effect of potassium humate andnitrogen fertilizer on herb and essential oil of oregano under different irrigation intervals. Journal of Applied Sciences. 2, 319-323.
Samsam Shariat, H., 2005. Selection of Medicinal Plants. Manny publications. 264 PP.
Seyyedan, P., Daneshian, J., Mirza, M., Maleki, A., Alireza Valadabadi, S., 2014. The effect of nitrogen chemical fertilizer and zinc sulfate application on yield and its components of Nigella sativa L. under different humidity conditions. Bulletin of Environment. Pharmacology and Life Sciences. 3(2), 92-99.
Shahrbabaki, S., Zoalhasani, S., Kodory, M., 2013. Effects of sowing date and nitrogen fertilizer on seed and flower yield of pot marigold (Calendula officinalis L.) in the Kerman. , Advances in Environmental Biology. 7(13), 3925-3929.
Shokrani, F., Pirzad, A., Pardoshti, M.R., Darvishzadeh, R., 2012. Effect of biological nitrogen on the yield of dried flower and essential oil of Calendula officinalis L. under end season water deficit Condition. International Research Journal of Applied and Basic Sciences. 3(1), 24-34.
Shubhra. K., Dayal, J., Goswami, C.L., Munjal, R., 2004. Effects of water-deficit on oil of Calendula aerialparts. Biologia Plantarum. 48, 445-448.
Sinaki, J.M., Majidi Heravan, E., Shirani Rad, A.H., Noormohammadi, G., Zarei, G., 2007. The effects of water deficit during growth stages of canola (B. napus L.). Americam Eurasian Journal of Agriculture and Environmental Science. 2, 417-422.
Singh, J., Patel, A.L., 1996. Water statues, gaseous exchange, prolin accumulation and yield of wheat in response to water stress. Annual of Biology Ludhiana. 12, 77- 81.
Sirus Mehr, A.R., Shakiba, M.R., Alyari, H., Tourchi, M., Dabagh Mohammadi Nasab, A., 2008. Effect of drought stress and density on yield and some morphological characteristics of autumn safflower cultivars. Reserch Agronmi and Horticulture. 78, 80-87.
Tesfamariam, E.H., Annandale, J.G., Steyn, J.M., 2010. Water stress effects on winter canola growth and yield. Agronomy Journal. 102(2), 658-666.
TohidiNejad, E., Korki, M., Mohamadinejad, G., Majidi, M.M., Ahmadi-Afzadi, M., 2008. The effect of planting date and nitrogen levels on performance and essence of Matricaria (Matricaria chamomilla). Electronic Journal of Crop Production. 1(1), 15-24. [In Persian with English Summary].
Vodnar, D.C., 2012. Inhibition of Listeria monocytogenes ATCC 19115 on ham steak by tea bioactive compounds incorporated into chitosan-coated plastic films. Chemistry Central Journal. 6, 74-81.