Extractable iron in two soils of contrasting pH fertilized with ferrous sulfate, FeEDTA and FeEDDHA

Sahrawat, K L (1988) Extractable iron in two soils of contrasting pH fertilized with ferrous sulfate, FeEDTA and FeEDDHA. Fertilizer Research, 16. pp. 31-35.

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Abstract

The behaviour of FeSO4, FeEDTA and FeEDDHA added to a Vertisol (pH 8.3) and an Alfisol (pH 5.8) was studied by periodically monitoring DTPA extractable Fe in soil samples incubated at — 33 kPa soil moisture at 30°C for 8 weeks. It was found that FeEDDHA was most effective in both Alfisol and Vertisol in maintaining high amounts of extractable Fe during 8 weeks. Both FeSO4 and FeEDTA were completely ineffective in the Vertisol though they were moderately effective in the Alfisol. These results suggest that FeEDDHA is the most effective source of iron for soil application in the high pH Vertisols.

Item Type: Article
Divisions: UNSPECIFIED
CRP: UNSPECIFIED
Subjects: Others
Depositing User: Mr Charan Sai Ch
Date Deposited: 06 Nov 2011 02:39
Last Modified: 06 Nov 2011 02:39
URI: http://oar.icrisat.org/id/eprint/3730
Official URL: http://dx.doi.org/10.1007/BF01053312
Projects: UNSPECIFIED
Funders: UNSPECIFIED
Acknowledgement: UNSPECIFIED
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