Forestry Technical Papers No. 20
CONTENTS

A study of poplars in the River Murray catchment, K.E. Nicholls

Direct application of superphosphate to the roots of P. radiata D. Don seedlings as a pre-planting procedure, G. Minko

A formula for estimating total volume of individual trees of Mountain Ash (E. regnans F. Muell), A.W. Webb

A design for mixing and handling fire retardant, J.W. Hennessey and A. Hodgson

Buffer strips, A.W. Webb and R.J. Grose

Effects of early soil lifting and repeated application of Simazine on the yield and growth of P. radiata D. Don seedlings in heavy soils, G. Minko