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weed control

Catalogue: Ground Cover
CSIRO's Dr Michael Robertson said the results of a consultant survey and comparisons with experimental yields indicate a sizeable production gap between above-average and below-average-yielding growers in the high-rainfall zone... Dr Roper said more research was needed to clarify the long-term use of on-row sowing on soil nutrition, organic matter, soil structure and soil-borne diseases on water-repellent soil... "Dual-purpose crops have the capacity to increase overall profitability and productivity by 25 to 75 per cent compared with grain-only crops," Dr Bell said...
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