Queensland Agricultural Journal

A Message from the Minister Page 2

Field Crops-
Tobacco Growing in the Mareeba-Dimbulah Area / E. W. Baird Page 3
The Principles of Seed Processing / R. J. B. Linnett Page 14

Fruit Growing-
The Avocado / R. L. Priest and A. A. Ross Page 19

Sheep and Wool-
Fleece Measurement for Queensland Stud Masters. Part 2. What Are the Gains from Selection? Page 27

The Pig Farm-
Circular Farrowing Pen Saves Newborn Pigs / T. Abell and D. B. Harris Page 31
Glassers Disease in Pigs / S. G. Knott Page 38

Poultry-
Are Egg-laying Competitions Outmoded / J. S. F. Barker Page 43

The Dairy Industry-
A System of Water Treatment at a Queensland Butter Factory / F. G. Few and G. G. Crittall Page 47

Beekeeping-
The Honey Flora of South-eastern Queensland / S. T. Blake and C. Roff