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Series Bulletin. Remove constraint Bulletin.: Bulletin. Subjects fertilizers Remove constraint fertilizers: fertilizers

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1. Fertility of soils as affected by manures

Author:: Gardner, Frank D. (Frank Duane) , 1864-1963
Subject:: Soil fertility East (U.S.) , Fertilizers , Manures , soil fertility , fertilizers , animal manures , United States
Additional Author(s):: Gardner, Frank D. (Frank Duane) , 1864-1963
Series:: Bulletin.