Applying mixed manure and inorganic phosphorus fertiliser to improve rice yield on acid sulfate soil (Hydraquentic Sulfaquept)

In order to improve the yield of rice cultivated on acid sulfate soil, 2 field experiments and 1 pot experiment were conducted continuously for 5 and 2 crops, respectively (1997–2000), in Tri Ton district, An Giang province, Vietnam. Soil for the pot experiment was taken from the 2 field experiments...

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