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Arable Farming
Cropping
Gypsum sulphur content
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<blockquote data-quote="Brisel" data-source="post: 5765662" data-attributes="member: 166"><p>Do you have an analysis of the gypsum? Around 46.5% SO3? 5 t/ha would give more than enough S for a couple of crops but...</p><p></p><p><a href="https://www.billcotching.com/Gypsum%20Fact%20Sheet.pdf" target="_blank">https://www.billcotching.com/Gypsum Fact Sheet.pdf</a></p><p></p><p>There's a fair chance it will have leached down away from the roots so certainly apply some SO3 in early spring to tide it over until it can get hold of the gypsum. Why did you apply it? High magnesium clays soils needing Ca and soil conditioning?</p></blockquote><p></p>
[QUOTE="Brisel, post: 5765662, member: 166"] Do you have an analysis of the gypsum? Around 46.5% SO3? 5 t/ha would give more than enough S for a couple of crops but... [URL]https://www.billcotching.com/Gypsum%20Fact%20Sheet.pdf[/URL] There's a fair chance it will have leached down away from the roots so certainly apply some SO3 in early spring to tide it over until it can get hold of the gypsum. Why did you apply it? High magnesium clays soils needing Ca and soil conditioning? [/QUOTE]
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Gypsum sulphur content
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