Volume 12 Number 1, 1997

CAWSS Oration

Weed science directions in the USA: what has been achieved and where the USA is going. Stephen O. Duke

2

Reviews

The Biology of Australian Weeds 29. Acacia nilotica ssp. indica (Benth.) Brenan. A.P. Mackey

7

The Biology of Australian Weeds. 30. Vulpia bromoides ((L.) S.F. Gray) and V. myuros ((L.) C.C. Gmelin). Alexandra Wallace

18

Research reports

Chemical control of thunbergia (Thunbergia grandiflora). Peter van Haaren and Joseph Vitelli

29

A review of spray generation, delivery to the target and how adjuvants influence the process. Paul C.H. Miller and M. Clare Butler Ellis

33

Effects of adjuvants on the characteristics of low drift flat fan nozzles. R.G. Richardson and J.H. Combellack

39

Conference report

Report on the Fourth International Symposium on Adjuvants for Agrochemicals. R.G. Richardson and J.H. Combellack

45

CD-ROM and book reviews

47