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  1. NLM Digital Collections - The elements of materia medica and therapeutics (Volume 2) 
    Publication: Philadelphia : Lea and Blanchard, 1846
    resource.nlm.nih.gov/101507075X2
    ... Mexico. Cultivation.—The cochineal insects feed on the Nopal (Opuntia cochinil- lifera). Mr. Ward (Mexico in 1827, vol. ...
  2. NLM Digital Collections - The elements of materia medica and therapeutics (Volume 2) 
    Publication: Philadelphia : Lea & Blanchard, 1843
    resource.nlm.nih.gov/101507072X2
    ... Mexico. Cultivation.—The cochineal insects feed on the Nopal (Opuntia cochinil- lifera). Mr. Ward (Mexico in 1827, vol. ... Before the rainy season commences, branches of the nopal plant, loaded with ... Opuntia coc/dnillifera. destroyed by the weather. Commerce—In ...
  3. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1869
    resource.nlm.nih.gov/101539497
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifcra), upon which the insect feeds and propagates. ...
  4. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1867
    resource.nlm.nih.gov/101539493
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifera), upon which the insect feeds and propagates. ...
  5. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1873
    resource.nlm.nih.gov/101539500
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifera), upon which the insect feeds and propagates. ...
  6. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1880
    resource.nlm.nih.gov/101539502
    ... of culture. The Indians form plantations of the nopal ( Opuntia cochinilliferd), upon which the insect feeds and propagates. ...
  7. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1871
    resource.nlm.nih.gov/101539498
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifera), upon which the insect feeds and propagates. ...
  8. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1894
    resource.nlm.nih.gov/101539506
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifera,), upon which the insect feeds and propagates. ...
  9. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1874
    resource.nlm.nih.gov/101539501
    ... of culture. The Indians form plantations of the nopal (Opuntia cochinillifera), upon which the insect feeds and propagates. ...
  10. NLM Digital Collections - Manual of materia medica & therapeutics : being an abridgement of the late Dr. Pereira's ... 
    Publication: Philadelphia : Henry C. Lea, 1866
    resource.nlm.nih.gov/61741140R
    ... Teneriffe. Bearing The cochineal insects feed on the Nopal (Opuntia cochinillifera). The animals are domesticated and reared with ...
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