PPQ

 

Plant Protection Quarterly

 
Volume 5 Issue 4, 1990

 

Contents

 

Invited editorial

Biological control and special interest groups.

E.S. Delfosse.

138

Research reports

Effect of 2,4-D on the quality of water hyacinth as food for insects.

A.D. Wright, and A.S. Bourne.

139

Estimating the cost of wild oats (Avena spp.) in the Australian wheat industry.

R.W. Medd and Sushil Pandey.

142

Chemical control of Ligustrum lucidum.

J.E. Madden and J.T. Swarbrick.

145

The effectiveness of vegetable and citrus oils as protectants of cowpeas against infestations by Callosobruchus rhodesianus (Pic.).

D.P. Giga and M.M. Munetsi.

148

Distribution and control of rubber vine, Cryptostegia grandiflora, a major weed in northern Queensland.

R.E. McFadyen and G.J.Harvey.

152

Uptake and distribution of acid, ester and amine salt formulations of 14C-2,4-D by groundsel bush (Baccharis halimifolia) with time. G.J. Harvey.

156

The incidence of bacterial blight (Pseudomonas syringae pv. pisi) of field peas in Victoria.

R.G. Clarke.

160

Review

The biology of Australian weeds 22. Cassinia arcuata R.Br.

M.H. Campbell, I.J. McGowen, B.R. Milne, and D.T. Vere.

162

Technical notes

Boneseed control using glyphosate.

T.J. Earl.

169

The role of free water in the spread of Colletotrichum orbiculare.

M.M. Say.

171