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Zinc foliar sprays increase yields of navy beans

1973

Research organisation
Queensland Department of Primary Industries

Trial details

Researcher(s) JanBert Brouwer
J Fletcher
G Stevens
Year(s) 1973
Contributor Queensland Department of Primary Industries
Trial location(s) Emu Vale, QLD
Zinc foliar sprays increase yields of navy beans locations
Aims

To establish rate and time of zinc applicatitn for maximum yield in navy bean.

Key messages
  • Spectacular increases in yield in response to early application of foliar zinc in navy bean.
  •  Zinc sulphate heptahydrate application during early crop growth should be standard practise until better varieties become available.
  • Soil applied zinc has given inconsistent results.
Lead research organisation N/A
Host research organisation Queensland Department of Primary Industries
Related program More Profit from Crop Nutrition
Acknowledgments N/A
Other trial partners Not specified
Download the trial report to view additional trial information

Method

Crop type Grain Legume: Navy beans
Treatment type(s)
  • Fertiliser : Rate
  • Fertiliser : Timing
Trial type Experimental
Trial design Unknown

Emu Vale 1973

Sow date Unknown
Harvest date Unknown
Plot size Not specified
Plot replication Not specified
Fertiliser

Zinc sulphate heptahydrate
Other trial notes

Brouwer H, Stevens G, Flethcer J (1975) Zinc foliar sprays increase yields of navy beans. Queensland Agricultural Journal 101, 705-707.

Related paper: https://era.dpi.qld.gov.au/id/eprint/13166/1/QJAAS_38[2]_1981_pp179-185_brouwer.pdf
Download the trial report to view additional method/treatment information

Trial report and links

1973 trial report



Trial last modified: 19-01-2026 18:26pm AEST