April 1950 — Vol. 25 No: 3

Tomato Root Injury Due to Cheshunt Compound

H.H. GLASSCOCK and W. DERMOTT

pp: 151-154 — See abstract

The Pollination of Cacao in the Gold Coast

A.F. POSNETTE

pp: 155-163 — See abstract

The Growth Flushes of Cacao

M. GREENWOOD and A.F. POSNETTE

pp: 164-174 — See abstract

Identification of Black Currant Varieties

J. TURNBULL

pp: 175-180 — See abstract

Ripening of Tomatoes

J.C. FIDLER and J.R.H. NASH-WORTHAM

pp: 181-189 — See abstract

Laboratory Studies on the Toxicity of Hydrocarbon Oils and Similar Substances to the Eggs of Some Common Orchard Pests III. Experiments on the Eggs of the Green Apple Aphis (Aphis Pomi Deg.)

H. SHAW, W. STEER and R.G. DAVIES

pp: 190-296 — See abstract