| Improving Efficiency of Urea Fertilizers by Inhibition of Soil Urease Activity
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| CHEMICAL ABSTRACTS
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| CHEMICAL ABSTRACTS
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| Polymer
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| Angewandte Chemie
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| Chemie Lexikon
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| Ullmanns Enzyklopädie der Technischen Chemie
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| McCutcheon's
| [0171]
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| McCutcheon's Directories
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| Adjuvants and additives, Agrow Reports DS256
| [0175]
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| Ammonia volatilization from surface applications of ammonium compounds on calcareous soils
| [0218]
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| Soil Sci. Am. Proc.
| [0218]
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| Advances in Agronomy
| [0218]
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