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Variable Gypsum Response on South Coast of Western Australia Jeremy Lemon, DAFWA Paper 188KB Presentation 565KB

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Potential yield was estimated by a modified French and Schultz approach using monthly rainfall for each site and season... Exchangeable cations were measured on prewashed samples because many subsoils were saline (EC 1:5 higher than 0.5 dS/m)... Most sites showed no yield increase in the season of application...
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