Western Australian grain growers intending to apply clay to paddocks in coming months can access the latest information about claying techniques from an online resource. The Grains Research and Development Corporation (GRDC) Claying to ameliorate non-wetting soils Hot Topic is available at www.grdc.com.au/HT-ClayingToAmeliorateNonWettingSoils. The GRDC's investment in non-wetting soils research is part of the major collaborative research effort Soils Constraints - West which aims to develop and deliver solutions for a range of soil constraints limiting productive grain cropping in WA.