Crop residue management for sustainable production of Maize (Zea Mays) in dryland ecosystem

Jat, M.L. and Balyan, J.K. and Kumar, V. and Rathi, Y.S. and Chary, G.R. and Sharma, R.K. (2017) Crop residue management for sustainable production of Maize (Zea Mays) in dryland ecosystem. Chemical Science Review and Letters, 6 (23). pp. 1681-1686.

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Abstract

A field experiment was conducted for 5 year in rainy season (Kharif) during 2012-13 to 2016-2017 at Dryland Farming Research Station, Arjia, Bhilwara to study the effect of crop residue management practices alone or with combination of FYM on seed yield of maize (Zea mays). Seed yield of maize was increased by 106.4, 96.5, 73.7, 41.4 and 34.4 % with incorporation of 5t ha-1FYM+ vertical mulch of sesame straw at 10 m interval @ 5 t ha-1, 5 t ha-1, 5 t ha-1 FYM + vertical mulch of mustard straw at 10 m interval @ 5 t ha-1, 10 t ha-1 FYM and sole surface mulch of sesame straw and mustard straw @ 5 t ha-1 respectively over control. Vertical mulch of sesame straw at 10 m interval @ 5 t ha-1 with 5 t ha-1 FYM increased the maize seed yield by 45.9 and 106.4% over surface mulch of sesame straw @ 5t ha-1 and control, respectively. Higher Benefit cost ratio (BCR) and water use efficiency with lower runoff and soil loss was registered in incorporation of sesame straw as vertical mulch @ 5 t ha-1 with 5 t ha-1 FYM as compared to rest of the practices. Results indicate that incorporation of crop residues of sesame and mustard with equal amount of FYM improved the soil organic carbon, available nitrogen and phosphorus. Incorporation of FYM 5 t ha-1+ vertical mulch of sesame straw at 10 m interval @ 5 t ha-1 increased the field capacity of soil by 9.96 and 17.6% and had favourable effect on bulk density (7.6 and 17.24% decrease) over control and initial respectively. Soil biological properties like dehydrogenase and phosphatase & also showed higher activities due to these treatments, which are essential for sustainable production system. Incorporation of 5t ha-1 FYM + vertical mulch of sesame straw recorded the highest energy use efficiency and energy Productivity.

Item Type: Article
Uncontrolled Keywords: Crop residue incorporation, Farmyard manure, Water use efficiency, Vertical mulch, Runoff and soil loss, Energy use efficiency, dehydrogenase, phosphatase
Author Affiliation: Dryland Farming Research Station, Arjia, Bhilwara-311001(Maharana Pratap University of Agriculture & Technology, Udaipur)
Subjects: Plant Production
Divisions: Maize
Depositing User: Mr T L Gautham
Date Deposited: 22 Mar 2018 04:03
Last Modified: 22 Mar 2018 04:03
URI: http://eprints.icrisat.ac.in/id/eprint/15377

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