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Strategic tillage: threat to no-till benefits?
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Single tillage events can reduce moisture but may boost yields and profitability in the presence of a high weed burden... Dr Yash Dang, Queensland Department of Science, Information Technology, Innovation and the Arts (DSITIA) senior scientist (soil and nutrient management) says balancing soil moisture and weed control has been a dilemma for growers choosing to use strategic tillage to manage difficult-control-weeds within an established no-till farming system... Dr Dang said grain yields showed little response to tillage and one-time tillage using either chisel or offset disc tended to increase grain yields at all the sites but only significantly at the Condamine site...
GRDC Research Summaries
Broadacre Field Crops DAFF QLD