Research with sugarcane fertilizers in Puerto Rico, 1910-54
Samuels, George, Capo, B.G.
Research with sugarcane fertilizers in Puerto Rico, 1910-54 - Rio Piedras 1956 - 104 p. - No. 16; Puerto Rico Agricultu .
Research with sugarcane fertilizers in Puerto Rico, 1910-54 - Rio Piedras 1956 - 104 p. - No. 16; Puerto Rico Agricultu .