Browsing Boletines by Title
Now showing items 119-130 of 130
-
The method of foliar diagnosis as applied to sugarcane
(2010-06-04) -
The present status of economic entomology in Puerto Rico
(2010-05-04) -
The role of crop and industrial residues on erosion control, properties and productivity of some major soils of Puerto Rico
(2010-05-05)En este trabajo se ofrecen datos de una serie de experimentos de campo, invernadero y laboratorio sobre el efecto de los residuos de cosechas e industriales en el control de la erosión, las propiedades y la productividad ... -
Updated taxonomic classification of the soils of Puerto Rico
(2010-05-04)This report updates the information provided in Bulletin 245, without repetition. Details of the system and nomenclature remain unchanged and are not given herewith. -
Updated taxonomic classification of the soils of Puerto Rico, 1994
(2010-05-05)This report presents the current classification of the soils of Puerto Rico and reflects additional field and laboratory work conducted between January 1977 and August 1994 and recent revisions of the soil taxonomy. -
Updated taxonomic classification of the soils of Puerto Rico, 2002
(2010-05-05)This publication presents the taxonomic classification of the 175 established and 12 tentative soil series of Puerto Rico according to Soil Taxonomy. -
Updated taxonomic classification of the soils of the U.S. Virgin Islands, 1997
(2010-05-04)This boletin discusses the classification of the soils of the U.S. Virgin Islands according to Soil Taxonomy, updated as of November 1997. Each of the 23 soils series identified in the islands is classified in all categories ... -
Uso industrial de frutas y vegetales en Puerto Rico
(2010-05-05)Este estudio procuró determinar el número de empresas que en 1980 se dedicaban a la elaboración de productos agrícolas y sus características principales; también determinar el volumen y origen de la materia prima y el ... -
Variedades de caña de azúcar cultivadas en Puerto Rico, 1952-53
(2010-06-04)Con el fin de orientar su programa de investigación sobre variedades de caña de azúcar y a la vez proveer información que pueda ser útil a otras entidades interesadas en el fomento de la industria azucarera, esta Estación ... -
Water loss, intake, movement, retention and availability in major soils of Puerto Rico
(2010-05-05)This report brings together research results pertaining to soil-water properties of tropical soils in Puerto Rico.