Box experiments with phosphates
By: [L.H. Merrill]
Series: Bulletin / Maine Agricultural Experiment Station -- no.        34
Publisher: Maine Agricultural Experiment Station
Published: 1897
Place of publication: Orono
Language: eng
Subjects: Phosphatic fertilizers
Other titles: Box experiments with phosphoric acid from different sources.
Notes: Cover title.

Caption title: Box experiments with phosphoric acid from different sources.