Plant Biology Commons^™

Gorteria : A Recently Recorded Weed, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

A NUMBER of our major weed pests including Cape t u l ip and double gee are native to South Africa.

It is not surprising, therefore, that Gorteria, recently recorded for the first time in Western Australia, also comes from that country.

Herbicides For Firebreaks, Geoffrey A. Pearce

Journal of the Department of Agriculture, Western Australia, Series 4

IN recent years, great interest has been shown in the possible use of chemicals for creating firebreaks as an alternative to cultivation.

The advantages are obvious, and suitable treatments are available; the main deterrent at the present time is cost.

Weed Control : Watsonia, Onehunga Weed, Western Australia, Geoffrey A. Pearce

Journal of the Department of Agriculture, Western Australia, Series 4

Suggested controls for two persistent weeds.

A Herbicide For Native Poison Plants, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

THE usual method of killing poison plants is by a programme of ploughing, cropping and burning.

The burning not only destroys a proportion of the plants, but stimulates the germination of dormant seeds, which otherwise would remain in the soil in a viable condition for many years.

Weed Control : Cotton Fireweed, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

COTTON FIREWEED is a native perennial plant which has developed as a serious weed in the south coastal areas.

Being a perennial it makes quick, active growth following summer rains and rapidly outgrows annual pasture plants.