Treating Salinity and Sodic soil with Gypsum Most of the croplands in Australia are currently affected to some degree by saline or sodic soils. As salinity increases, crop yields and resistance to disease decreases. A sodic soil has an exchangeable sodium percentage (ESP) of more than 6. This means that sodium comprises more than 6%
Pacific Fertiliser’s aerial grade gypsum is a granular 2 to 6 mm product that will be available in 2014. The product provides minimal dust and very flowable properties, suitable for aerial applications. The phosphorous is then released into the soil over a few years providing good long term returns with minimal applications when applied correctly.
Pacific Fertiliser Gypsum Is Almost A Universal Soil Amendment Irrigated land eventually leads to sodicity and salinity unless extreme care is taken. Gypsum is a key ingredient for the maintenance of agriculture on many types of soils and over a wide pH range including sodicity. Advantages of Pacific gypsum in addition to prevention and correction
