Asman, K., Ekbom, B. & Ramert, B. (2001) Effect of intercropping on oviposition and emigration behavior of the leek moth (Lepidoptera:Acrolepiidae) and the Diamondback moth (Lepidoptera:Plutellidae). Environmental Entomology 30 (2), 288-294.
Banisadr, N. & Bazgosh, F. (1997) Investigation of intercropped Berseem clover and annual Lolium grass. Seed and plant Improvement Journal 2, 1-13.
Barrate, B. I. P. & Byers, R. A. (1992) Legume seedling feeding preferences of adult Sitona hispidulus (F.) (Coleoptera: Curculionidae). Environmental Entomology 21 (1), 103-106.
Birgitta, R. & Barbara, E. (1996) Intercropping as a management strategy against carrot rust fly (Diptera: Psilidae): a test of enemies and resource concentration hypothesis. Environmental Entomology 25 (5), 1092-1100.
DeGooyer, T. A., Pedigo, L. P., Giles, K. L. & Rice, M. E. (1996) Phenology of the Alfalfa Weevil (Coleoptera: Curculionidae) in Iowa. Journal of Agriculture Entomology 13 (1), 41-53.
Ghaderi, GH. & Rahimian, H. (1994) Effect of intercropping on yield and yield components of two soybean caltivars. Seed and plant Improvement Journal 1 & 2, 45-51.
Higgins, R. A., Rice, M. E., Blodgett, S. L. & T. J. Gibb. (1991) Alfalfa stem-removal methods and their efficiency in predicting actual numbers of alfalfa weevil larvae. (Coleoptera: Curculionidae). Journal of Economic Entomology (4), 650-655.
Kennedy, F. J. S., Balaguranthan. R & Rajamanikam, K. (1994) Insect pest management in peanut: a cropping system approach, Tropical–Agriculture 71 (2), 116-118.
Laidlaw, A. S. & Mebrataey, J. M. (1980) The effect of companion perennial ryegrass cultivars and red clover productivity when tinning of the first cut is varied. Grass Forage Science. 35, 257-265.
Lamp. W. O. (1991) Reduced Empoasca fabae (Homoptera: Cicadellidae) density in oat-alfalfa. Intercrop systems. Environmental Entomology 20 (1), 118-120.
Mathison, M. J. (1980) Register of Australian herbage plant cultivars. Journal of Australian Agriculture science 40 (4), 258-259.
Mazaheri, D. (1995) Mixed farming. 188 pp.Tehran University Press [In Persian].
Noorbakhshian. S. J. (2015) Effect of mix cropping of alfalfa and annual ryegrass on forage production. Journal of rangeland science. 5, 116-122.
Peterson, R. K. D., shannon, C. L. & Lenssen, A. W. (2004) Photosynthetic Responses of Legume species to Leaf-Mass consumption injury. Environmental Entomology 33 (2), 450-456.
Ramert, B. & Ekbom, B. (1996) Intercropping as a management strategy against carrot rust fly (Diptera: Psilidae): A test of enemies and resource concentration hypotheses. Population Ecology 25 (5), 1092-1100.
Roda, A. L., Landis, D. A & Coggins, M. L. (1997) Forage grasses elicit emigration of adult potato leafhopper (Homoptera: Cicadellidae) from alfalfa-grass mixtures, Environmental Entomology 26 (4), 745-753.
Roda, A. L., Landis, D. A., Coggins, M. L., Spandl, E. & Hesterman, O. B. (1996) Forage grasses decrease Alfalfa weevil (Coleoptera: Curculionidae) damage and larval numbers in alfalfa- grass intercrops. Journal of Economic Entomology 89 (3), 743-750.
Rose. M. S., King, J. R., DonoVan T. O. & Spaner, D. (2004) Forage potential of intercropping Berseem clover with barley, oat or triticale. Journal of Agronomy 96, 1013-1020.
Schellenberg. M. P. X & Banerjee, M. R. (2002) The potential of legume –shrub mixtures for optimum forage production in southwestern Saskatchewan: A greenhouse study. Canada Journal of Plant Science 82, 357-363.
Singh, J. N., Negi, P. S. & Tripatti, S. K. (1973) Study on the intercropping of soybean with maize. Indian Journal of Agronomy 18, 75-78.
Taylor, N. L. (1985) Clovers around the world. pp. 1–6. In: N. L. Taylor, editor, Clover science and technology. ASA, CSSA, SSSA, Madison, WI.
Torabi, M. (1996) Effect of plant density on quantitative and qualitative characteristics of intercropped barley and clover forage planting in Ahvaz weather conditions. Thesis in Entomology (M. Sc.). Shahid Chamran University, 234 pp. [In Persian with English summary].
Willson, H. R. & Eisley, J. B. (2005) Alfalfa weevil. Ohio state. university Fact sheet Fc-Ent. 0032-00. Http://www.Ohio.uv.ext. (Accessed January 2016).