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International Journal of
Entomology Research
ARCHIVES
VOL. 11, ISSUE 2 (2026)
Cost reduction and increase of income to farmers through adoption of certain economically direct measurable important technologies for bivoltine sericulture
Authors
Thangaraj K, N Sakthivel
Abstract
Scientific way of practicing sericulture through timely adopting recommended simple agro-ergonomic practices in the field at famers’ level has brought tremendous improvements on the utilization efficiency of natural resources like irrigation water, manpower, fertilizer input involved in mulberry cultivation and in silk worm cocoon crops, with increased quality linked productivity of mulberry leaves facilitated more disease free silkworm layings (dfls) brushing and quality cocoon production at less cost which doubled net income to farmers tackling constraints on irrigation water, skilled workers non-availability, its high costs and increased prices of inputs. 
Soil nutrients status of mulberry garden of 100 sericulture farmers @ 20 from 5 regions tested revealed that average organic carbon content of 0.64% (0.07-1.36%), phosphate 16.07 (5.4-32.1 kg/ha) and high in potash of 545.99 (89.6-985.6 kg/ha) with average 7.76 pH (6.41-9.12) and electrical conductivity 0.20 (0.034-0.956 mmhos/cm). All the farmers identified were sensitised on the basic principles and importance of recommended simple agro-ergonomic practices adoption in time and closely monitored for two years (2020-’21 and 2021-‘22). The studies revealed that significant improvements on the utilization efficiency of all direct measurable economic inputs with adopted farmers. Irrigation Water Use Efficiency (WUE) in terms of leaf productivity per ha mm irrigation water used increased to 129.91% with 61.23% irrigation water savings, Human Resource Use Efficiency (HRUE) in terms of work output man days utilised increased to 87.75% with equal man days savings, Fertilizer Use Efficiency (FUE) in terms of leaf productivity increased to 42.57%. Quantum of dfls rearing & production of cocoons per unit area increased to 44.83 & 72.87% respectively, whereas the overall production cost decreased by 98.98% and the net income through sale of cocoons alone with quantum jump increase of 81.80% more when compared to the non-adopters. The Benefit Cost Ratio recorded as 3.54 and 1.7 with adopters and non-adopters respectively. The results were statistically significant in all parameters studied. The study details are discussed in the paper.

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Pages:361-366
How to cite this article:
Thangaraj K, N Sakthivel "Cost reduction and increase of income to farmers through adoption of certain economically direct measurable important technologies for bivoltine sericulture". International Journal of Entomology Research, Vol 11, Issue 2, 2026, Pages 361-366
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