Published December 30, 1951
Volume 28 Number 2

Research Papers

G.B. Masefield
SOME EUROPEAN BOOKS ON TROPICAL AGRICULTURE 1946-50
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K.N. Lal, M.S. Subba Rao
ROLE OF ZINC IN CROP PRODUCTION
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A.F. Posnette
VIRUS RESEARCH AT THE WEST AFRICAN CACAO RESEARCH INSTITUTE, TAFO, GOLD COAST
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H.E. Evans
INVESTIGATIONS ON THE PROPAGATION OF CACAO
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Edward O. Gangstad, J. Frank Joyner, Charles C. Seale
AGRONOMIC CHARACTERISTICS OF SANSEVIERIA SPECIES
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D.B. Murray
CITRUS EXPERIMENTS AT THE ST. AUGUSTINE EXPERIMENT STATION, TRINIDAD, B.W.I.
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V.I. Mulloon
THE GARDEN HOSE-U-TUBE LEVEL
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Book Review

J.K. Matheson, E.W. Bovill
BOOK REVIEW By C.W.L. - EAST AFRICAN AGRICULTURE
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H.I. Moore
BOOK REVIEW By C.W.L. - THE SCIENCE AND PRACTICE OF GRASSLAND FARMING
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Anglo-American Oil Co. Ltd.
BOOK REVIEW By J.E.M. - MECHANIZED FARMING
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BOOK REVIEW By G. ap G. - PROCEEDINGS OF A SPECIALIST CONFERENCE ON PLANT AND ANIMAL NUTRITION IN RELATION TO SOIL AND CLIMATIC FACTORS, AUSTRALIA, 1949
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F. Thirion
BOOK REVIEW By H. Evans - "LE CACAOYER" (CACAO)
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V.D. Wickizer
BOOK REVIEW By A.L.J. - COFFEE, TEA AND COCOA
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Kenneth M. Smith
BOOK REVIEW By W.T.D. - AN lNTRODUCTION TO THE STUDY OF VIRUSES
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G.E.J. Nixon
BOOK REVIEW By T.W.K. - THE ASSOCIATION OF ANTS WITH APHIDS AND COCCIDS
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Colonial Products Advisory Bureau (Plant and Animal)
BOOK REVIEW By J.H.W. - REPORT OF THE STANDING SUB-COMMITTEE OF THE CONSULTATIVE COMMITTEE ON INSECTICIDE MATERIALS OF VEGETABLE ORIGIN ON METHODS OF ANALYSIS OF VEGETABLE lNSECTICIDES ON THE WORLD-WIDE COLLABORATIVE ANALYSIS OF PYRETHRUM FLOWERS 1948-1949.
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