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Chemicals, humus, and the soil ; a simple presentation of contemporary knowledge and opinions about fertilizers, manures, and soil fertility.

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Bibliographic Details
Main Author: Hopkins, Donald Percy, 1909-
Format: Book
Language:English
Published: Brooklyn : Chemical Pub. Co., 1948.
Edition:[American ed.].
Subjects:
Fertilizers.
Humus.
Soil fertility.
Description
Physical Description:viii, 358 pages : illustrations ; 21 cm.
Bibliography:Bibliography: pages 347-349.