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 | recommendations |
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| sandy soils |
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| soil acidity and liming |
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| soil testing |
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| sorghum |
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| starter fertilization |
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| sugarcane |
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| Australia & New Zealand |
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| East Zone India |
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| Eastern Canada & Northeast U.S. |
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| Great Plains U.S. |
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| North and West Zone India |
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| Northcentral U.S. |
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| Northeast India & Bangladesh |
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| Northern Great Plains |
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| Southeast U.S. |
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 | Southwest China |
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| GUANGDONG-06 | Studies on the exhaustion of sulfur in paddy soils with consecutive rice cropping under field conditions | |
| GUANGXI-09 | The effect of various sulfur sources on the yield of a major lowland and upland cropping system in Guangxi province | |
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