Julio Palacio
Emilio Julio Palacio Paldao, Argentine clinician (Buenos Aires 11 February 1894 – 06 September 1977) Authored over 160 works Proposed the atelectatic origin of Black stumps DESCRIBED Radiological sign of juxta-opaque clarity or Atelectatic sign of lungs (Castex-Palacio-Mazzei sign) Recurrent esophageal syndrome of Palacio-Mazzei Pseudocavitary syndrome by tracheal diversion (Palacio syndrome) Castex-Palacio-Mazzei thoracic brachial syndrome Inhaling homolateral deviation
Juan Papadakis
Juan S. Papadakis, Greek / Argentine agronomist, climatologist and statistician (Naxos 28 March 1903 – 1997) Developed new varieties of wheat Improved concepts and methodologies in climatology Developed the concept of monthly climate (1975) Proposed a new climatic classification (1966) First proposed the idea of extracting information from neighboring experimental plots as a means of controlling for variation (1920) A rapid method for determining soil moisture. Soil Science 51(4):279-82, 1941 Authored Geografia Agrícola Mundial (Agricultural Geography of the World), the first work of this kind in the world (1952) EPONYMY Papadakis climate diagram Papadakis potential evapotranspiration method Papadakis constant (0,5625) Papadakis method of adjustment for fertility indices Papadakis iterated method (1970) Papadakis covariance method (1937) Papadakis estimators Kriged Papadakis residual Papadakis covariate Papadakis analysis
Juan José Padilla
Juan José Padilla, Guatemalan priest and scientist (died 17 July 1749) Built public clocks with improvements Developed a cylinder music box Performed astronomical calculations Authored over 20 works on sciences, philology, religion and other themes SOME BIBLIOGRAPHY Arte de Perspectiva Noticia breve de todas las reglas más principales de la Arithmetica Practica Arte de la musica combinatória com que aún los menos diestros pueden componer facilmente Arte para saber las naciones y eclipses con solo el uso de la Aritmetica Arte de Aritmetica Practica (1732) Ortografia latina y castellana (1733) Baratillos matemáticos o miscelanea de experimentos físicos, maquinas, etc Tratado de hacer y componer relojes La rueda de la fortuna Cronicon de Guatemala Resoluciones de cosas dificiles de liturgia y moral Cartilla eclesiastica perpetua para Guatemala Almanaque para 85 años desde 1735, arreglado al hemisfério de Guatemala Arte para hacer pronósticos caldaicos y tablas astronômicas para Guatemala
Juan Ignacio Puiggari
Juan Ignácio Puiggari, Spanish-born Brazilian plant and fungi collector (Barcelona 03 May1823 – São Paulo 07 August 1900) SOME BIBLIOGRAPHY Noticia sobre algunas criptogámas nuevas halladas en Apiahy, provincia de San Pablo en el Brasil. An. Soc. Cient. Arg. 11:201-16, 1881 Noticia de algunas diatomeas y otras algas microscópicas observadas en Barcelona HONORS Puiggariella Brotherus 1908 (Musci) Puiggariopsis Menzel 1992 (Musci) Puiggaria Bolivar 1887 (Orthoptera)
Juan de Palafox y Calva Galvez
Juan de Palafox y Calva Galvez, Mexican mathematician and clockmaker (born in Puebla XVIII century) INVENTED Designed and built a new instrument to grind wheat (1732) A new instrument to make and sharpen metallic files (1739) Cyclometer (1732) An odometer (1738)
Juan Arnaldo Pisano
Juan Arnaldo Pisano, Argentine paleontologist (? – 1967) Described fossil species Phtoramys hidalguense 1965 with Pascual & Ortega SOME BIBLIOGRAPHY Um nuevo significativo caso de adición prismatica observada en el premolar cuarto (p4) inferior de um ejemplar del gênero Cavia (Rodentia, Caviidae). Ameghiniana 3(6), 1964 Resultados de la aplicación del método estratigráfico em la explotación de um paradero indígena en Cañada Honda (Provincia de Buenos Aires). A propósito de la presencia de cuevas de vizcachas (1959) With J.F. Bonaparte. Dos nuevos paraderos indigenas neolíticos de la cuenca del Río Luján. Industria lítica (1950) HONORS (Fossil) Pisanosaurus Casamiquela 1967 (Reptilia) Pisanodon Zetti 1972 (Mammalia)