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Environmental Indicators and Impact Assessment
Department of Primary Industries and Regional Development, Western Australia
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Full-Text Articles in Life Sciences
Residual Values Of Australian Rock Phosphates, Michael D A Bolland
Residual Values Of Australian Rock Phosphates, Michael D A Bolland
Journal of the Department of Agriculture, Western Australia, Series 4
For years superphosphate has been the cheapest, convenient and most effective way of supplying phosphorus to newly cleared soils in Western Australia's South-West that are acutely deficient in phosphorus. However its effectiveness as a phosphorus source falls markedly after application. Regular applications are needed to maintaine profitable pastures and crops on these soils.
After a big jump in supperphosphate prices in the mid 970s, researchers tested the use of Australian rock phosphates as potentially cheaper alternative phosphorus fertilisers to superphosphate. On the none-leaching sands, as this article shows, none of the rock phosphates was as effective for plant growth as …
Damage Report Of The West Coastal Wildfire : Nilgen Nature Reserve And Adjacent Military Area, North Lancelin 29th-30th May 1985 And Its Effects On The Western Australian Beekeeping Industry, R C. Burking
Apiculture research reports
No abstract provided.
Damage Report Of The West Coastal Wildfire Wongonderrah Area 31st January - 5th February 1985 And Its Effects On The Western Australian Beekeeping Industry, R C. Burking
Apiculture research reports
No abstract provided.