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Catalogue: GRDC Updates (West)
Inter-row weed control in wide row lupin using knockdown-based tank mixes Dr Abul Hashem 1, Ray Fulwood 2and Chris Roberts 3, 1Senior Research Officer, Department of Agriculture and Food, Northam, 2Farmer, Meckering, WA, 3Technical Officer, Department of Agriculture and Food, Northam.. Weed dry matter was reduced (Figure 2) but due to the dry season, only marginal increases in lupin yields compared to the broadcast treatments were realised due to the likely competition for water... Enhancing the depletion of the existing seedbank is just as important as controlling seasonal seed set...
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Catalogue: GRDC Updates (West)
The collation of the information into a recently developed database has provided a summary of the 2005 and 2006 reports... Higher rate observed at site 1 is due to the soil having a higher soil carbon levels (1.2%) compare to site 2 (0.8%) and lower amounts of net immobilisation... When all stubble fractions are incorporated into the amount soil inorganic nitrogen immobilised can be up to 45 kg N/ha...
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crop (2)
e weed (2)
soil (2)