TY - SER ED - Puerto Rico. ED - Puerto Rico. ED - Puerto Rico. TI - Revista de agricultura de Puerto Rico CY - San Juan, P.R. PB - Departamento de Agricultura, KW - Agriculture KW - Periodicals KW - Local KW - Puerto Rico N1 - Official publication of the Dept. of Agriculture and Labor, 1918-Feb. 1931; of the Dept. of Agriculture and Commerce, Mar. 1931- ; of the Dept. of Agriculture, 19 -; Vol. 17, no. 5-v. 28, no. 1 called also "año 9-16."; Publication suspended from July 1931 to Apr. 1936, and from July 1942-Dec. 1943, inclusive ER -