Adiku Andrews DJ and Kassam AH. 1976. The importance of multiple cropping in increasing world food supplies. In: R. Papendick, P. Sanches and G. Triplett (eds.) Multiple Cropping. ASA Special Publication, 27: 1 – 10.
Agegnehu G, Ghizaw A and Sinebo W. 2006. Yield performance and Land – use efficiency of barley and faba bean mixed cropping in Ethiopian high lands. European Journal of Agronomy, 25: 202 –207.
Ahmadi K, Ebadzadeh HR, Hatami F, MohammadNiya Afrouzi S, Esfandyari pour E, Abbas Taleghani R. 2021. Agricultural statistics of 2018-2018 crop year. Tehran: Ministry of Jihad Agriculture, Planning and Economic Deputy, Information and Communication Technology Center, 89 pp. (In Persian).
Akbari P, Ghalavand A and Modarres S. 2009. Effects of different nutrition systems and biofertilizers on yield and other growth traits of sunflower. Journal of Sustainable Agriculture and Production Science, 19: 83-93. (In Persian).
Akbari P, Ghalavand A, Moddares-Sanavi AM. 2009. The effect of using different nutritional systems (organic, chemical and combined) and biofertilizers on seed performance and other agricultural traits of sunflower (Helianthus annuus L.). Journal of Agricultural Science and Sustainable Production, 19: 83-93. (In Persian).
Aladakhdtti YR, Halliker SS, Nandagavi RA, Hugar AY and Naveen NE. 2011. Effect of intercropping of oilseed crops on growth, yield and economics of cotton (Gossypium hirsutum L.) under rain fed conditions. Karnataka Journal Agricultural Science, 24:280 – 282.
Ali Z, Asghar-Malik M and Akhtar-Cheema M. 2000. Studies on determining a suitable canola-wheat intercropping pattern. International Journal of Agriculture and Biology, 2: 42-44.
Amir-Mardfar R, Raei Y, Dabbagh Mohammadi-Nassab A, Khaghaninia S and Amini R. 2013. Yield and yield components of wheat as influenced by intercropping of oilseed rape and fertilizers. Journal of Biodiversity and Environmental Science, 3: 38-46. (In Persian).
Atri A, Javanshir A, Moghadam M, Shakiba MR. 2000. Study of competition in maize and bean intercropping by reciprocal yield model. Journal of Agricultural Science, 9: 97-100.
Baghalian K, Maghsoudi M, Naghavi MR. 2010. Genetic diversity of Iranian madder (Rubia tinctorum L.) populations based on agro-morphological traits, phytochemical content and RAPD markers. Industrial Crops and Products, 31: 557–562.
Bedoussac L and Justes E. 2011. A comparison of commonly used indices for evaluating species interacts and intercrop efficiency: Application to durum wheat-winter pea intercrops. Field Crop Research, 124: 25-36.
Boldizsar I, Szucs Z, Fuzfai Z, Molnar-Perl I. 2006. Identification and quantification of the constituents of madder root by gas chromatography and high performance liquid chromatography. Journal of Chromatography, 1133: 259–274.
Camrruthers K, Prithiviraj B, Fe Q, Cloutier D, Martin RC and Smith DL. 2000. Intercropping corn with Soybean, Lupin and forages: yield component responses. European Journal of Agronomy, 12: 103 – 115.
Carruthers K, Prithirviraj B, Clouter D, Martin RC and Smith DL. 2000. Intercropping corn with soybean, lupin and forages: Yield component responses. European Journal Agronomy, 12: 103- 115.
Chapagain T and Riseman A, 2014. Barley–pea intercropping: Effects on land productivity, carbon and nitrogen transformations. Field Crops Research, 166:18–25.
Connolly J, Goma HC and Rahim K. 2001. The information content of indicators in intercropping research. Agriculture, Ecosystems and Environment, 87: 191 – 207.
Dabbagh Mohammadi Nasab A, Amini R, Tamari E. 2015. Evaluation of intercropping of corn (Zea mays L.) and three varieties of beans (Phaseolus vulgaris L.) using biological and chemical fertilizers. Journal of Agricultural Science and Sustainable Production, 25: 99-113. (In Persian).
Ebdali Mashhadi A. 1998. Intercropping: A manifestation of sustainable agriculture (part one). Zeyton Journal, 137:13-17. (In Persian).
Esmaeili A, Hosseini M, Mohammadi M and Hosseinikhah F. 2012b. Effects of alfalfa and barley intercropping patterns on dry matter yield of forage and silage. Iranian Journal of Field Crop Science, 2: 297-277. (In Persian).
Fallah S, Nazari M. 2012. The effect of using biological fertilizers and zinc sulfate on the growth and performance of the medicinal plant Fenugreek Under drought stress conditions in Shahrekord region. Journal of Environmental Stresses in Agricultural Sciences, 5: 147-159. (In Persian).
Fazel Kakhaki SF. 2020. Madder, the medicinal plant, a product for saline lands. Agricultural research, education and extension organization publication, Tehran, Iran, 33 pp. (In Persian).
Franco JG, King SR, Masabni JG, Volder A. 2015. Plant functional diversity improves short-term yields in a low-input intercropping system. Agriculture, Ecosystems and Environment, 203: 1–10.
Foley ME. 2004. Review article: seed dormancy: an update on terminology, physiological, genetics, and quantitative trait loci regulating germinability. Weed science. 49: 305-317.
Gao Y, Duan A, Sun J, Li F, Liu Z, Liu H and Liu Z. 2009. Crop coefficient and water-use efficiency of winter wheat/spring maize strip intercropping. Field Crops Research, 111: 65–73.
Ghosh PK, Manna MC, Bandyopadhyay KK, Ajay Tripathi AK, Wanjari RH, Hati KM, Misra AK, Acharya CL and Rao AS. 2006. Interspecific interaction and nutrient use in soybean/sorghum intercropping system. Agronomy Journal, 98: 1097-1108
Haugaard–Nielsen H, Ambus P and Jensen ES. 2001. Interspecific Competition, N use and interference with weed in Pea – barley intercropping. Field Crop Research, 70: 101 – 109.
Hulet H and Gosseye P. 2000. Effect of intercropping cowpea on dry-matter and grain yield of millet in the semi-arid zone of Mail. http://www.fao.org/Wairdocs/ILRI/x 5488E/x 5488e0r.
Jadoski SO, Carlesso R, Wolschick D, Petry T and Frizzo Z. 2000. Plant population and row spacing for irrigated dry bean. II: Grain yield and yield components. Brazil Ciencia Rural, 30: 567- 573.
Javanshir A. 2001. Ecology of crops. University of Tabriz publication, pp:52-60, (In Persian).
Kocheki AR, Lale ghani B and Najib Nia S. 2008. Evaluation of intercropping beans and corn production. Journal of Agricultural Research, 7: 605- 614. (In Persian).
Kuo S and Jellum EJ. 2002. Influence of winter Cover crop and residue management on Soil nitrogen availability and corn. Agronomy Journal, 94: 501 – 508.
Langat M, Mukhwana E and Woomer PL. 2002. MBILI update: testing on innovative cropping arrangement. http: // www.SACRED – AFRICA. Org.
Latifi N, Nawabpour S. 2000. Reaction of growth indices and grain yield of two pinto bean cultivars to row spacing and plant density. Agricultural Sciences of Iran, 2: 352-363.
Lin CW, Chen YB, Huang JJ and Tu SH. 2007. Temporal variation of plant height, plant cover and leaf area index in intercropped area of Sichuan, China. Chinese Journal of Ecology, 26: 989- 994.
Maffi M and Mucciarelli M. 2003. Essential oil yield in peppermint and soybean strip intercropping. Field Crops Research, 84: 229-240. (In Persian).
Mashhadi T, Nakhzari Moghaddam A, Sabouri H. 2012. The effect of nitrogen and wheat and chickpea planting pattern on the performance of chickpea yield components. The 12th Congress of Agricultural Sciences and Plant Breeding of Iran. https://civilica.com/doc/218768/. (In Persian).
Mazaheri D. 1999. Intercropping. Tehran University Press, 262 p. (In Persian).
McClean P, Kami J, Gepts P. 2004. Genomic and genetic diversity in common bean. In RF Wilson, HT Stalker, EC Brummer, eds, Legume Crop Genomics. AOCS Press, Champaign, IL, Pp. 60–82.
Mulik S, More SM, Deshpade SS and Patil JD. 1993. Intercropping for better stability in crop production in dry land watershed. Indian Journal of Agricultural Sciences, 38: 527- 530.
Naderifar M, Danashian J, Yoisefi M. 2011. The effect of different levels of nitrogen and biological fertilizers on the yield and yield components of rapeseed cultivar Okapi. National conference of new achievements in agriculture. https://civilica.com/doc/141295/. (In Persian).
Obiero C, Birech R, Maling’a J and Freyer B. 2013.Effect of Intercropping Castor with Maize and Beans on Growth, Yield and Seed Oil Content. International Journal of Plant Research, 4: 52-62.
Pats P, Ekbom B and Skovgard H. 1997. Influence of intercropping on the abundance, distribution and parasitism of chilo. spp. (lapidoptera: Paralidae ) eggs. Bulletin of Entomological Research, 87: 507 – 513.
PourAmir F, Kouchaki A, Nasiri and Ghorbani R. 2010. Evaluation of performance and performance components of sesame and chickpea in mixed cultivation of replacement series. Agricultural research in Iran, 8: 847-857. (In Persian).
Rezaei-Chiyaneh E. 2015. Intercropping of Flax Seed (Linum usitatissimum L.) and Pinto Bean (Phaseolus vulgaris L.) Under Foliar Application of Iron Nano Chelated and Zinc. Journal of Agricultural Science and Sustainable Production, 26: 39-56. (In Persian).
Sadeghi G, Pourreza J. 2007. Serum proteins and some biochemical parameters in broiler chickens fed with raw and treated bitter vetch (Vicia ervilia) seeds. Pakistan Journal of Biological Sciences, 10: 977-981.
Shafshak SE, Shokr ES and Ahmar BA. 1989. Studies on soybean and sunflower intercropping, plant characteristics, yield and yield components of soybean and sunflower. Field Crop Research, 10: 41- 56.
Srinivasan A. 2000. Strategies for seasonal climate risk management in subsistence agriculture. International forum on climate. Prediction, Agriculture and Development, IRI 26 – 28 April 2000.
Sullivan P. 2001. Intercropping principles and practices. http: // attar. Ncat. Org / attar.
Tsubo M, Walker S, Ogindo HO. 2004. A simulation model of cereal-legume intercropping systems for semiarid regions I. Model development. Field Crops Research, 90: 48-61.
Ujjinaiah US, Rajashekar BJ, Venugopal N and Seenappa K. 1991. Sunflower pigeon pea intercropping. Journal of Oilseed Research, 8: 72- 78.
Vandermeer JH. 1989. The ecology of intercropping. Cambrige University Press. https://doi.org/10.1017/CBO9780511623523
Wahuma TAT, Babalola O and Akenova ME. 1991. Intercropping morphologically different type of maize with cowpea: LER and growth attributes of associated cowpea. Experimental Agriculture, 17: 407- 413.
Zand B and Ghafari H. 2001. Investigate the possibility of cowpea and sorghum intercropping under different planting patterns. Abstracts for the Seventh Iranian Crop Science Congress, 2- 4 September Karaj. (In Persian).
Zarekia S, Jafari AA, Zandi-Esfahan, E and Fallah-Hosseini L. 2013. Study on germination of some perennial herbaceous Astragalus. Iranian Journal of Range and Desert Research. 20(1): 88-100. (In Persian).