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Abstract:
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Sand mulch produced the most effective leaching of salt with early winter rainfall, and also very clearly prevented any return of salt to the soil surface at the end of winter. Autumn cultivation hastened the leaching of salt in winter, but was relatively ineffective in preventing its return to the soil surface. Spring cultivation had a slight beneficial effect in delaying salt movement to the soil surface following the onset of warm and drier weather at the end of winter. The gypsum treatment had no meas
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