1. Adibnia, A., Torabi, B., Rahimi, A., and Azari, A. 2015. Quantifying response of safflower
Seedling Emergence to Temperature. Elect. J. Crop Plant., 8: 161-177. (in Persian with
English Abstract)
2. Albayrak, S., and Camas, N. 2005. Effect of different levels and application times of humic
acid on root and leaf yield and yield component of forage turpin. Agro. J. 42: 130-133.
3. Ansari, A.A. 2008. Effect of vermicompost and vermiwash on the productivity of spinach
(Spinacia oleracea), onion (Allium cepa) and potato (Solanum tuberosum). World J. Agri.
Sci., 4: 554-557.
4. Armin, M., and Moslehi, J. 2012. Reaction of yield and component yield on chickpea in time
and amount of humic acid. Modern Sci. Sustain. Agri. J., 8: 1-10. (In Persian)
5. Ayas, H., and Gulser, F. 2005. The effect of sulfur and humic acid on yield components and
macro nutrient contents of spinach. J. Biol. Sci., 5: 801- 804.
6. Bess, V.H. 2000. Understanding compost tea. Biocycle., 41: 71-72.
7. Carlos, G.G.R., Dendooven, L., and Antonio, G.M.F. 2008. Vermicomposting leachate
(worm tea) as liquid fertilizer for maize (Zea mays L.) forage production. Asia. J. Plant Sci.,
35: 1152-1163.
8. Delfine, S., Tognetti, R., Desiderio, E., and Alvino, A. 2005. Effect of foliar application of N
and humic acids on growth and yield of durum wheat. Agron. Sustain. Dev., 25: 183-191.
9. De Sanfilippo, E.C., Argüello, J., Abdala, G., and Orioli, G. 1990. Content of auxin-inhibitorand
gibberellin-like substances in humic acids. Biol. Plantarum., 32: 346-351.
10. Dursun, A., Guvenc, I., and Turan, M. 2002. Effect of different levels of humic acid on
seedling growth and macro and micronutrient contents of tomato and eggplant. Acta.
Agrobot., 55: 81-88.
11. Esmaeilian, Y., Galavi, M., Amiri, E., and Heidari, M. 2014. Effect of organic and chemical
fertilizers on yield, yield components and seed quality of sunflower under drought stress
conditions. Water Soil Sci., 24: 175-189. (in Persian with English Abstract)
12. Ghorbani, S., Khazaie, H.R., Kafi, M., and Bannayan Aval, M. 2010. Effects of humic acid
application in irrigation water on yield and yield components of maize (Zea mays L.). J.
Agroecol., 2: 123-131. (in Persian with English Abstract)
13. Heidari, M., and Khalili, S. 2014. Effects of humic acid and phosphorus fertilizer on seed
and flower yield, photosynthetic pigments and amounts of mineral elements in Hisbiscus
sabdariffa. Iran. J. Field Crop Sci., 45: 191-199. (In Persian)
14. Jahan, M., Sohrabi, R., Doaee, F., and Amiri, M.B. 2013. Effect of hydrogel in soil and
foliar application of acid humic on some agro ecological characteristic of bean in mashhad.
J. Agroecol., 2: 71-90. (In Persian)
15. Khan, A., Guramni, A.R., Khan, M.Z., Hussain, F., Akhtar, M.E., and Khan, S. 2012. Effect
of humic acid on growth, yield, nutrient composition, photosynthetic pigment and total sugar
contents of peas (Pisum sativum L). J. Chem. Soc. Pakistan., 6: 56-63.
16. Kharwara, P.C., and Bindra, A.D. 1992. Effect of nitrogen and plant population on growth,
uptake of nutrients and oil yield of spring sunflower (Helianthus annus). India. J. Agro. 37:
390-398.
17. Loveland, P., and Webb, J. 2003. Is there a critical level of organic matter in the agricultural
soils of temperate regions: a review. Soil Tillage Res., 70: 1-18.
18. Moradi, R., Afshari, H., Masoud Sinaki, J., and Zadeh Bagheri, M. 2014. Investigation
effect of cultivar, planting date and humic acid on protein content, oil seed and chlorophyll
content in (Ricinus communis L.). J. Plant Ecophysiol. 6: 80-90. (in Persian with English
Abstract)
19. Nardi, S., Pizzeghello, D., Muscolo A., and Vianello, A. 2002. Physiological effects of
humic substances on higher plants. Soil Bio. Bioch., 34: 1527–1536.
20. Nemati Darbandi, H., Azizi, M., Mohammadi, S., and KarimPour, S. 2013. Reviewing the
effect of vermiwash foliar application on morphological characteristics, percentage and yield
of lemon balm essence (Melissa officinalis L.). J. Hort. Sci., 27: 411-417. (In Persian)
21. Oren, Y., and Basal, H. 2006. The effect of humic acid and zinc (Zn) application on yield,
yield components and fiber quality parameters in cotton (Gossypium hirsutum L.). J.
Tecirdag Agri. Faculty., 3: 77-83.
22. Pant, A.P., Radovich, T.J., Hue, N.V., Talcott, S.T., and Krenek, K.A. 2009. Vermicompost
extracts influence growth, mineral nutrients, phytonutrients and antioxidant activity in pak
choi (Brassica rapa cv. Bonsai, Chinensis group) grown under vermicompost and chemical
fertiliser. J. Sci. Food Agri., 89: 2383-2392.
23. Pant, A.P., Radovich, T.J., Hue, N.V., and Paull, R.E. 2012. Biochemical properties of
compost tea associated with compost quality and effects on pak choi growth. Sci. Hort., 148:
138-146.
24. Pasban Eslam, B. 2013. Effect of planting arrangement on seed yield and its components of
fall safflower. Agri. Sci. Sustain. Product., 23: 169-177. (In Persian)
25. Pop, G., Pirsan, P., Mateoc-Sirb, N., and Mateoc, T. 2007. Influence of technological
elements on yield quantity and quality in marigold cultural conditions of Timisoara. p. 20-
23. 1st International scientific conference on medicinal, aromatic and spice plants. Slovak
University of Agriculture in Nitra.
26. Puglisi, E., Fragoulis, G., Ricciuti, P., Cappa, F., Spaccini, R., Piccolo, A., Trevisan, M., and
Crecchio, C. 2009. Effects of a humic acid and its size-fractions on the bacterial community
of soil rhizosphere under maize (Zea mays L.). Chemosphere., 77: 829-837.
27. Rahmatpour, S., Alikhani, H.A., and Mir Sayyed Hosseini, H. 2013. Effect of leaf foliar
application of vermiwash on growth indexes, yield and Fe, Zn and P absorption of wheat.
Iranian J. Soil Water Res., 44: 203-211. (In Persian)
28. Rasti, E., Saffari, M., and Maghsoudi Moud, A.A. 2015. The effects of organic and chemical
fertilizers on yield and yield components of safflower (Carthamus tinctorius L.) under water
stress conditions. Irrig. Water Eng., 5: 69-80. (in Persian with English Abstract)
29. Rauthan, B.S., and Schnitzer, M. 1981. Effects of a soil fulvic acid on the growth and
nutrient content of cucumber (Cucumis sativus) plants. Plant Soil., 63: 491-495.
30. Sabzevari, S., and Khazaei, H.R. 2009. The Effect of foliar application with humic acid on
growth, yield and yield components of wheat (Triticum aestivum L.). J. Agroecol., 1: 53-63.
(in Persian with English Abstract)
31. Sabzevari, S., Khazaie, H.R., and Kafi, M. 2009. Effect of humic acid on root and shoot
growth of two wheat cultivars (Triticum aestivum L.). J. Water Soil., 23: 87-94. (in Persian
with English Abstract)
32. Sivasubramanian, K., and Ganeshkumar, M. 2004. Influence of vermiwash on the biological
productivity of Marigold. Madras Agri. J., 91: 221-225.
33. Tejada, M., Gonzalez, J., Hernandez, M., and Garcia, C. 2008. Agricultural use of leachates
obtained from two different vermicomposting processes. Biores. Tech., 99: 6228-6232.
34. Turkmen, O., Dursun, A., Turan, M., and Erdinc, C. 2004. Calcium and humic acid affect
seed germination, growth, and nutrient content of tomato (Lycopersicon esculentum L.)
seedling under saline soil conditions. Soil Plant Sci., 54: 168- 174.
35. Valdrighi, M.M., Pera, A., Agnolucci, M., Frassinetti, S., Lunardi, D., and Vallini, G. 1996.
Effects of compost-derived humic acids on vegetable biomass production and microbial
growth within a plant (Cichorium intybus)-soil system: a comparative study. Agri. Ecosys.
Environ., 58: 133-144.
36. Yadollahi, P., Asgharipour, M.R., Kheiri, N., and Ghaderi, A. 2015. Effects of drought
stress and different types of organic fertilizers on the yield and yield components of
safflower (Carthamus tinctorius L.). J. Oil Plant Product. 1: 29-40. (in Persian with English
Abstract)