Volume 20 Number 2, 2005

Research reports

Exotic plant species invasion in south west New South Wales: influence of a rare flooding event and grazing. S.K. Florentine and M.E. Westbrooke.

42

Phenology of bellyache bush (Jatropha gossypiifolia L.) in northern Queensland. F.F. Bebawi, R.J. Mayer and S.D. Campbell.

46

Morphological and RAPD variability among Malaysian ecotypes of barnyard grass (Echinochloa crus-galli var. crus-galli (L) P.Beauv.). Abdul Shukor Juraimi, Arifin Tasrif, Jugah Kadir, Soetikno Slamet Sastroutomo and Suhaimi Napis.

52

Notes on the biology and ecology of Tribolium uniolae (L.f.) Renvoize and its spread in south-western Australia. Kate Brown and Kris Brooks.

58

The effect of CO2 enrichment on the growth of a C3 weed (Parthenium hysterophorus L.) and its competitive interaction with a C4 grass (Cenchrus ciliaris L.). S.C. Navie, R.E. McFadyen, F.D. Panetta and S.W. Adkins.

61

Path analysis of two sympatric weed species (Echinochloa crus-galli ssp. crus-galli (L.) Beauv. and Ischaemum rugosum Salisb.) in competition with rice (Oryza sativa L. var. MR84) – a comparative study. Baki B. Bakar, Lajili Nabi Ahmed Nabi, Suhaimi Saad, Suzana Abdul Aziz and Abdul Munir Jaafar.

67

Effects of boneseed (Chrysanthemoides monilifera (L.) Norl. ssp. monilifera) on the composition of the vegetation and the soil seed bank of an open eucalypt woodland. P.B. Thomas, H. Possingham and R. Roush.

74