January 1952 — Vol. 27 No: 1

The Bionomics of Lampronia Rubiella (Bjerkader), the Raspberry Moth, in Scotland

A.R. HILL

pp: 1-13 — See abstract

Biology of the Fruit Tree Red Spider Mite metatetranychus Ulmi (Koch) in South-East England

CATHERINE A. BLAIR and JOAN R. GROVES

pp: 14-43 — See abstract

Studies on Plant Growth-Regulating Substances IV. The Activity of Certain Aryloxy Acids for Inducing Rooting and for Tomato Setting

DAPHNE J. OSBORNE, R.L. WAIN and RUTH D. WALKER

pp: 44-52 — See abstract

Growth-Inhibiting and Growth-Promoting Substances in Relation to the Dormancy and After-Ripening of Apple Seeds

L.C. LUCKWILL

pp: 53-277 — See abstract