Madras Agricultural Journal
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Research Article | Open Access | Peer Review

WATER BALANCE STUDIES OF SOIL WITH RAINFED CASSAVA IN THE SLOPY FIELDS OF CENTRAL KERALA

Volume : 73
Issue: Oct-oct
Pages: 545 - 552
Published: September 25, 2023
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Abstract


A field experiment was conducted in the lateritic soil of Instructional Farm, Vellanik- care to study and estimate the grain and loss of water in the soil such as rainfall, run- aff, evapotranspiration, effective rainfall and deep percolation on rainfed cassava under various cultivation techniques which are common in the State. Profile moisture storage upto 150 cm depth of the soil was determined with neutron scattering method. It is nferred that the maximum water storage capacity of the soil under actual field condi- lons cannot be taken as its field capasity measured at 0.3 bar pressure. Evaporation rom bare land surfaces were much lower than the ET estimated under cultivated plots. in equation was suggested for finding out crop ET based on measurement of surface oil moisture content and potential avapotranspiration.

DOI
Pages
545 - 552
Creative Commons
Copyright
© The Author(s), 2025. Published by Madras Agricultural Students' Union in Madras Agricultural Journal (MAJ). This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium, provided the original work is properly cited by the user.

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