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The value of phosphorus in crop stubble The value of phosphorus in crop stubble

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Many previous studies suggest that the timing and quantities of P release vary and are not well explained by the total amount of P or the ratio of carbon (C):P in the residues... Previous work indicates that as plants take up 'luxury' P they store this as orthophosphate... At first glance, these results suggest that following the first significant summer rainfall event, the majority of stubble P would be released from the stubble...
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