Publication Date

1989

Document Type

Report

DPIRD Collections

Grains and field crops

Abstract

Evaluation of existing diagnostic procedures for the recommendation of trace element fertilizers.

To compare the accuracy and reliability of a range of tissue and soil tests being variously promoted for use to farmers for the diagnosis and prognosis of zinc and copper deficiencies in wheat crops on Western Australian farms.

Trial 66N14

Long term copper residual trial at the Newdegate Research Station.

To determine the residual value of previously applied copper.

Location: Newdegate Research Station.

Trial 86N27

Residual value of zinc with high analysis nitrogen and phosphorus fertilizer.

To determine the decline in effectiveness of zinc on this soil types using DAP

Location: Newdegate Research Station.

Trial 86LG34

Residual value of copper, zinc and sulphur with high analysis nitrogen and phosphorus fertilizer under continuous cropping situation.

To determine the decline in effectiveness of copper, zinc and sulphur on this soil types using DAP.

Location: South Newdegate.

Trial 67E8, 67E9

Effects of rates of nitrogen on copper concentrations, dry matter production and grain yield of lupins grown on a residual copper trial.

The trial was originally designed to measure the residual effectiveness of rates of copper fertilizer drilled in 1967,

Location: Esperance Downs Research Station.

Trial 89E46

Manganese for lupins. Residual value of manganese for lupins.

To determine the residual value of drilled manganese for lupins.

Location: Esperance Downs Research Station.

Trial 86E44

The effects of rates of copper and zinc application on wheat plans and grain production.

To examine the possibility of copper and zinc deficiency in lupins.

Location: Esperance Downs Research Station New land (1986)

Number of Pages

19

Keywords

Western Australia

Disciplines

Agronomy and Crop Sciences | Inorganic Chemistry | Organic Chemistry | Soil Science

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