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Natural Resources and Conservation

2023

Western Australia

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Full-Text Articles in Life Sciences

Agricultural Groundcover Update November 2023, Justin Laycock Dec 2023

Agricultural Groundcover Update November 2023, Justin Laycock

Natural resources published reports

Summary

  • About 98% of the grainbelt had adequate (more than 50%) vegetative groundcover to prevent wind erosion in November 2023. This amount of groundcover is normal for the middle of harvest.
  • In the northern half of the grainbelt, a larger-than-average area had 51–60% groundcover, which is expected to decrease to below 50% over summer.
  • Just over 2% of the grainbelt (324,000 ha) had less than 50% groundcover, which is inadequate to prevent wind erosion. Mullewa to Morawa Ag Soil Zone had the highest risk of wind erosion and 9.7% of this farmland had inadequate groundcover.
  • Less than 0.5% of the …


Agricultural Groundcover Update October 2023, Justin Laycock Nov 2023

Agricultural Groundcover Update October 2023, Justin Laycock

Natural resources published reports

Summary

  • About 98% of the grainbelt had adequate vegetative groundcover (more than 50%) to prevent wind erosion in October 2023. This amount of groundcover is normal at the end of spring and pre-harvest in most areas.
  • There was a larger than average area with 51–60% groundcover, and groundcover in these areas is expected to reduce over summer to below 50%.
  • About 2% of the grainbelt (293,000 ha) had less than 50% groundcover, which is inadequate to prevent wind erosion. Mullewa to Morawa Ag Soil Zone had the highest risk of wind erosion and 8% of this farmland had inadequate groundcover. …