Life Sciences Commons^™

Papaw Varieties For Carnarvon, Michael Gregory Hawson, D. W. Thomas

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

PAPAWS grow very well in the Carnarvon area of Western Australia and throughout the north of the State.

Some produce quite well as far south as Perth.

Cyanogenetic Plants Of Western Australia, T E H Aplin

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

THIS article deals with the more important cyanogenetic plants found in Western Australia.

It also deals with plants which have not been proved as cyanogenetic but which do produce toxic effects similar to those produced by cyanogenetic plants.

Symptoms, post mortem appearances and the treatment for affected stock are also dealt with.

Maintenance Phosphorus And Sulphur For Pastures : Progress Report, Walter Jacob Cox

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

PASTURE IMPROVEMENT has been based on topdressing with superphosphate, which supplies sulphur as well as phosphorus.

In the past, all the benefit due to superphosphate was attributed to the phosphorus.

It is only in recent years that the importance of the sulphur has been appreciated.

Wheat Diseases In Western Australia, W A. Shipton, W. R. Tweedie, K. J. Locke

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

DISEASES caused by pathogenic organisms can seriously affect the yield of wheat. Some diseases are comparatively rare whereas others occur over a large area of the wheatbelt year after year.

Barley Diseases In Western Australia, W A. Shipton, W. R. Tweedie

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

BARLEY DISEASES caused by pathogenic organisms are capable of reducing yields considerably.

The recognition of disease is important so that control measures can then be taken at the appropriate time.

Cereal Eelworm : A New Disease Of Cereal Crops In The Geraldton Area, R J. Parkin, Olga M. Goss

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

CEREAL eelworm (Heterodera avenae) is a potentially serious disease of crops which was seen in the Geraldton area for the first time in the 1966-67 season.

It was first identified in this State at Beverley in 1958 and later near Northam in 1963.

The Geraldton region has been the only area found to be affected since.

The disease was identified on eight properties in 1966-67, and a further ten properties in 1967- 68. There are indications that many more properties could be affected in varying degrees.