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fuel consumption

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Catalogue: GRDC Final Reports
Large-scale field experiments on sandy and clay soils at Merredin, Nungarin, Tammin, Kellerberin and Corrigin shires (Western Australia) were conducted by Dr M A Hamza (in collaboration with growers) to find the optimum combination(s) of ripping depth and tine spacing for maximum yield... The major finding was that the depth of ripping could be reduced to 30cm provided that tine spacing was no wider than 30cm... A supplementary outcome was addressed, facilitated by acquisition of a shallow leading tine (SLT) ripper donated by AGROWPLOW and an air-seeder bin funded by GRDC...
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Catalogue: GRDC Updates (West)
Mention of a trade name or company in this publication does not imply endorsement of any product or company by the Department of Agriculture and Food, Western Australia... Overall, the production and supply of fertiliser accounted for a large proportion (35%) of the GHG produced from wheat production, and occurred in the pre-farm stage (Table 1)... Overall, constraints have a far smaller effect on heavy soils than on sand plain soils...
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