Effect of biuret content on transformation of urea nitrogen in soil
OAR@ICRISAT
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Relation |
http://oar.icrisat.org/4532/
http://dx.doi.org/10.1016/0038-0717(77)90071-2 |
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Title |
Effect of biuret content on transformation of urea nitrogen in soil
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Creator |
Sahrawat, K L
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Subject |
Soil Science
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Description |
The effect of the biuret content (0.0, 1.0, 2.5, 5.0 and 10.0% of urea) on transformations of urea-N was studied in a sandy loam (pH 7.7). While biuret did not affect urea hydrolysis, it inhibited the conversion of NH+4 to NO−2 and the subsequent oxidation of NO−2 to NO−3. This resulted in the accumulation of larger amounts of both NH+4-N and NO−2-N in soil as compared to soil receiving urea alone. The results suggest that biuret impurity in urea fertilizer is likely to enhance nitrite toxicity. ∗Present address: Soil Chemistry Department, International Rice Research Institute, Los Baños (Mail address: P.O. Box 933, Manila, Philippines), Philippines. |
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Publisher |
Elsevier
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Date |
1977
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Type |
Article
PeerReviewed |
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Format |
application/pdf
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Language |
en
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Rights |
—
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Identifier |
http://oar.icrisat.org/4532/1/soil_Bio_Biochem_9_3_1.pdf
Sahrawat, K L (1977) Effect of biuret content on transformation of urea nitrogen in soil. Soil Biology and Biochemistry, 9 (3). pp. 173-175. ISSN 0038-0717 |
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