Bushnell, G. H. S. (1976). "The Beginning and Growth of Agriculture in Mexico". Philosophical Transactions of the Royal Society of London. 275 (936): 117–120. Bibcode:1976RSPTB.275..117B. doi:10.1098/rstb.1976.0074.
Aliotta, Giovanni; Mallik, Azim U.; Pollio, Antonino (2008). "Historical Examples of Allelopathy and Ethnobotany from the Mediterranean Region". Allelopathy in Sustainable Agriculture and Forestry. New York: Springer New York. pp. 11–24. doi:10.1007/978-0-387-77337-7_1. ISBN978-0-387-77336-0.
Batish, Daizy R.; Singh, H. P.; Kaur, Shalinder (2001). "Crop Allelopathy and Its Role in Ecological Agriculture". Journal of Crop Production. 4 (2): 121–161. doi:10.1300/j144v04n02_03. ISSN1092-678X.
Barnes, Jane P.; Putnam, Alan R. (1987). "Role of benzoxazinones in allelopathy by rye (Secale cereale L.)". Journal of Chemical Ecology. 13 (4). Springer Science and Business Media: 889–906. doi:10.1007/bf01020168. ISSN0098-0331. PMID24302054. S2CID12515900.
Bushnell, G. H. S. (1976). "The Beginning and Growth of Agriculture in Mexico". Philosophical Transactions of the Royal Society of London. 275 (936): 117–120. Bibcode:1976RSPTB.275..117B. doi:10.1098/rstb.1976.0074.
Wagner, S. C. (2011). "Biological Nitrogen Fixation". Nature Education Knowledge. 3 (10): 15. Archived from the original on 13 September 2018. Retrieved 1 May 2019.
Barnes, Jane P.; Putnam, Alan R. (1987). "Role of benzoxazinones in allelopathy by rye (Secale cereale L.)". Journal of Chemical Ecology. 13 (4). Springer Science and Business Media: 889–906. doi:10.1007/bf01020168. ISSN0098-0331. PMID24302054. S2CID12515900.
Barnes, Jane P.; Putnam, Alan R. (1987). "Role of benzoxazinones in allelopathy by rye (Secale cereale L.)". Journal of Chemical Ecology. 13 (4). Springer Science and Business Media: 889–906. doi:10.1007/bf01020168. ISSN0098-0331. PMID24302054. S2CID12515900.
Wagner, S. C. (2011). "Biological Nitrogen Fixation". Nature Education Knowledge. 3 (10): 15. Archived from the original on 13 September 2018. Retrieved 1 May 2019.
Batish, Daizy R.; Singh, H. P.; Kaur, Shalinder (2001). "Crop Allelopathy and Its Role in Ecological Agriculture". Journal of Crop Production. 4 (2): 121–161. doi:10.1300/j144v04n02_03. ISSN1092-678X.
Barnes, Jane P.; Putnam, Alan R. (1987). "Role of benzoxazinones in allelopathy by rye (Secale cereale L.)". Journal of Chemical Ecology. 13 (4). Springer Science and Business Media: 889–906. doi:10.1007/bf01020168. ISSN0098-0331. PMID24302054. S2CID12515900.