作者: Richard Flavel , Graeme Blair , Chris Guppy
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摘要: An evaluation of a Sulfur Enhanced Fertilizer (Thiogro) fertilizer (MAP12) was undertaken on native pasture oversown with clover near Armidale, NSW, Australia from August 2007 to November 2008. Fertilizers (Single superphosphate (SSP), mono-ammonium phosphate (MAP), pastille DAPS (pastille) and enhanced 12 (MAP12)) were top dressed onto the sward four harvests taken over period. SSP MAP12 produced higher yields than MAP DAPS. superior SSP, particularly at later harvests.This is an important result as growth essential in both contribute fixed N for animal protein. Addition S fertilizers increased uptake all treatments, except Highest MAP12. Calculation apparent recovery (S treatment - treatment)/ applied) showed 16% 32% no DAP pastille. The yield resulting application resulted increase P.