Comparisons of crop yields using semi-organic and inorganic fertilizers
A series of experiments is described in which a semi-organic fertilizer is compared to the more widely used inorganic type. A semi-organic fertilizer contains a base of organic materials to which is added a mixture of inorganic salts to make up a suitable analysis. The results from three years field...
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University of Hull
1977
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| Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.356591 |