Bat guanos of Porto Rico and their fertilizing value.

Bibliographic Details
Corporate Author:	Puerto Rico Agricultural Experiment Station
Other Authors:	Gile, P. L. (Philip Lindsey), 1883-1972
Format:	Government Document eBook
Language:	English
Published:	Washington : U.S. GPO, 1918.
Series:	Porto Rico Agric. Experiment Station Bull. No. 25
Subjects:	Agricultural productivity. Chemicals. Fertilizers. Puerto Rico. Electronic books.
Online Access:	Connect to the full text of this electronic document

Description
Item Description:	[with data on guano tonnage, composition, and value, by deposit; and from experiments on crop yields, soils, and nutrients transferred to crops]. Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC. Electronic resource.
Physical Description:	1 online resource (66 pages)
Format:	System requirements: PDF reader software.