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

Article Title

Time of application of potash


Pastures, Potassium fertilizers, Western Australia, South west region (W.A.)

First Page Number



Recent research has emphasised that autumn topdressing of pastures with potash is superior on most South-West soils. Spring topdressing proved superior only on deep sandy soils which had very little clay or organic matter.

A series of 40 trials was conducted in 1972 to examine the optimum time and rate of application of potash on a range of soil types in the South-West.


Found in previous article. Nitrogen for pastures Department of Agriculture, Western Australia Vol 14 No 4 Page No 256

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