Griffith, M. P. (2004). "The Origins of an Important Cactus Crop, Opuntia ficus-indica (Cactaceae): New Molecular Evidence". American Journal of Botany. 91 (11): 1915–1921. doi:10.3732/ajb.91.11.1915. PMID21652337. S2CID10454390.
Le Houérou H. N. (1996). "The role of cacti (Opuntiaspp.) in erosion control, land reclamation, rehabilitation and agricultural development in the Mediterranean Basin". Journal of Arid Environments. 33 (2): 135–159. Bibcode:1996JArEn..33..135L. doi:10.1006/jare.1996.0053.
Russel, Felkner; C.E., P. (1987). "The Prickly-pears (Opuntia spp., Cactaceae): A Source of Human and Animal Food in Semiarid Regions". Economic Botany. 41 (3): 443–445. doi:10.1007/bf02859062. S2CID37653492.
El Kossori Radia Lamghari; Villaume Christian; El Boustani Essadiq; Sauvaire Yves; Méjean Luc (1998). "Composition of pulp, skin and seeds of prickly pears fruit (Opuntia ficus indica sp.)". Plant Foods for Human Nutrition. 52 (3): 263–270. doi:10.1023/A:1008000232406. PMID9950087. S2CID44270292.
Butera D, Tesoriere L, Di Gaudio F, et al. (November 2002). "Antioxidant activities of sicilian prickly pear (Opuntia ficus indica) fruit extracts and reducing properties of its betalains: betanin and indicaxanthin". J. Agric. Food Chem. 50 (23): 6895–901. doi:10.1021/jf025696p. hdl:10447/107910. PMID12405794.
Dok-Go Hyang; Heun Lee Kwang; Ja Kim Hyoung; Ha Lee Eun; Lee Jiyong; Seon Song Yun; Lee Yong-Ha; Jin Changbae; Sup Lee Yong; Cho Jungsook (2003). "Neuroprotective effects of antioxidative flavonoids, quercetin, (+)-dihydroquercetin, and quercetin 3-methyl ether, isolated from Opuntia ficus-indica var. saboten". Brain Research. 965 (1–2): 130–136. doi:10.1016/S0006-8993(02)04150-1. PMID12591129. S2CID8345824.
Kuti Joseph O. (2004). "Antioxidant compounds from four Opuntia cactus pear fruit varieties". Food Chemistry. 85 (4): 527–533. doi:10.1016/S0308-8146(03)00184-5.
Mondragón-Jacobo and Pérez-González, C. and S. "Cactus (Opuntia spp.) as Forage". FAO Plant Production and Protection Paper 169. Retrieved 14 November 2015.
Butera D, Tesoriere L, Di Gaudio F, et al. (November 2002). "Antioxidant activities of sicilian prickly pear (Opuntia ficus indica) fruit extracts and reducing properties of its betalains: betanin and indicaxanthin". J. Agric. Food Chem. 50 (23): 6895–901. doi:10.1021/jf025696p. hdl:10447/107910. PMID12405794.
harvard.edu
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Le Houérou H. N. (1996). "The role of cacti (Opuntiaspp.) in erosion control, land reclamation, rehabilitation and agricultural development in the Mediterranean Basin". Journal of Arid Environments. 33 (2): 135–159. Bibcode:1996JArEn..33..135L. doi:10.1006/jare.1996.0053.
Griffith, M. P. (2004). "The Origins of an Important Cactus Crop, Opuntia ficus-indica (Cactaceae): New Molecular Evidence". American Journal of Botany. 91 (11): 1915–1921. doi:10.3732/ajb.91.11.1915. PMID21652337. S2CID10454390.
El Kossori Radia Lamghari; Villaume Christian; El Boustani Essadiq; Sauvaire Yves; Méjean Luc (1998). "Composition of pulp, skin and seeds of prickly pears fruit (Opuntia ficus indica sp.)". Plant Foods for Human Nutrition. 52 (3): 263–270. doi:10.1023/A:1008000232406. PMID9950087. S2CID44270292.
Butera D, Tesoriere L, Di Gaudio F, et al. (November 2002). "Antioxidant activities of sicilian prickly pear (Opuntia ficus indica) fruit extracts and reducing properties of its betalains: betanin and indicaxanthin". J. Agric. Food Chem. 50 (23): 6895–901. doi:10.1021/jf025696p. hdl:10447/107910. PMID12405794.
Dok-Go Hyang; Heun Lee Kwang; Ja Kim Hyoung; Ha Lee Eun; Lee Jiyong; Seon Song Yun; Lee Yong-Ha; Jin Changbae; Sup Lee Yong; Cho Jungsook (2003). "Neuroprotective effects of antioxidative flavonoids, quercetin, (+)-dihydroquercetin, and quercetin 3-methyl ether, isolated from Opuntia ficus-indica var. saboten". Brain Research. 965 (1–2): 130–136. doi:10.1016/S0006-8993(02)04150-1. PMID12591129. S2CID8345824.
Griffith, M. P. (2004). "The Origins of an Important Cactus Crop, Opuntia ficus-indica (Cactaceae): New Molecular Evidence". American Journal of Botany. 91 (11): 1915–1921. doi:10.3732/ajb.91.11.1915. PMID21652337. S2CID10454390.
Russel, Felkner; C.E., P. (1987). "The Prickly-pears (Opuntia spp., Cactaceae): A Source of Human and Animal Food in Semiarid Regions". Economic Botany. 41 (3): 443–445. doi:10.1007/bf02859062. S2CID37653492.
El Kossori Radia Lamghari; Villaume Christian; El Boustani Essadiq; Sauvaire Yves; Méjean Luc (1998). "Composition of pulp, skin and seeds of prickly pears fruit (Opuntia ficus indica sp.)". Plant Foods for Human Nutrition. 52 (3): 263–270. doi:10.1023/A:1008000232406. PMID9950087. S2CID44270292.
Dok-Go Hyang; Heun Lee Kwang; Ja Kim Hyoung; Ha Lee Eun; Lee Jiyong; Seon Song Yun; Lee Yong-Ha; Jin Changbae; Sup Lee Yong; Cho Jungsook (2003). "Neuroprotective effects of antioxidative flavonoids, quercetin, (+)-dihydroquercetin, and quercetin 3-methyl ether, isolated from Opuntia ficus-indica var. saboten". Brain Research. 965 (1–2): 130–136. doi:10.1016/S0006-8993(02)04150-1. PMID12591129. S2CID8345824.
tamu.edu
texnat.tamu.edu
Darrell N. Ueckert. "Pricklypear ecology". Texas Agricultural Experiment Station, Texas A&M University. Retrieved 15 February 2020.