Chemical data of Puerto Rico soil
Subtitle: correlation of data for humid and arid areas, field response of crops to available phosphorus and potash in soils
By: by J.A. Bonnet
Series: Research bulletin -- 1; Research bulletin (University of Puerto Rico (Río Piedras Campus) Agricultural Experiment Station) -- no. 1
Publisher: Agricultural Experiment Station
Published: 1941
Place of publication: Río Piedras, P.R
Language: eng
Number of pages: 53
Subjects: Soil chemistry
Notes: Summary in Spanish.

"April, 1941."