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 | starter fertilization |
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 | sugarcane |
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  | Australia & New Zealand |
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| BRAZIL-46 | Comparison of potassium and magnesium sources on coffee yield and fruit quality (IAC) |  |
 | BRAZIL-47 | Effect of K-Mag fertilizer as magnesium source and weed management on coffee yield and quality (Procafe) |  |
  | 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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  | Western U.S. |
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 | tillage systems |
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 | turf grass |
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 | water stress and efficiency |
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 | winter wheat |
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