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International Journal of Applied Agricultural & Horticultural Sciences
  • 27 April, 2024
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Frequency : Bimonthly
Language : English
DOI Prefix : 10.37322
P-ISSN : 0974-0775
E-ISSN : 2582-4198
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Vol. 1 (4) : July-August 2010 issue
Green Farming Vol. 1 (4) : 383-385 (July-August, 2010) (New Series)
Fertigation and planting geometry studies on tomato
N.D. DESAI1*, A.M. BAFNA2 and R.G. PATIL3
Soil and Water Management Research Unit, Navsari Agricultural University , Navsari - 396 450 (Gujarat)
Designation :  
1Associate Res. Sci. (Agro.), 2Professor (Agric. Chem.), 3Res. Scientist
Subject : Water and Natural Resource Management, Water Conservation Engg., Water Harvesting, Farm Pond, Sewage Water, Irrigation
Paper No. :
Total Pages : 3
Received :
Revised accepted :
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Citation :

N.D. DESAI, A.M. BAFNA and R.G. PATIL. 2010. Fertigation and planting geometry studies on tomato. Green Farming Vol. 1 (4) : 383-385 ; July-August, 2010 (New Series)

ABSTRACT
A field experiment was conducted at Soil and Water Management Farm, N.A.U., Navsari during the late rabi season for two years on fertigation and planting geometry of tomato (Lycopersicon esculentum Mill). The treatment comprising of ten combinations of two planting geometries (G1-normal and G2-pair row planting) and four levels of drip fertigation viz., F1-100, F2-80, F3-60 and F4-40 per cent of recommended doses of NPK (RDF) with one control for each geometry (G1F1(C1) and G2F1(C2), surface irrigation with 100 per cent RDF) were tried in a RBD with four replications. The soil of the experimental plot was clay in texture, low in available N, medium in available P and high in available K. Of the two systems evaluated, drip emerged more productive and efficient as it significantly enhanced the fruit production and marketable yield, besides saving 33 per cent water, achieving higher fertilizer use efficiency and recording less competition from weeds. Economically also, drip showed 41 per cent higher net return over surface irrigation. The comparison between the planting geometries indicated paired row significantly superior over the normal planting in respect of almost all the growth, yield attributes as well as tomato yield. The gain in fruit yield under the former over latter was 4.62 t/ha. In economic terms, paired row recorded 19 percent higher returns over normal planting. Reduction in fertilizer level from 100 to 60 per cent RDF restricted the plants from excessive vegetative growth and, in turn, enhanced the reproductive growth as well as fruit yield. Lowering the dose to 40 per cent RDF resulted in the lowest values of all the vegetative and reproductive growth parameters. It is thus, concluded that the fertigation in twin row (paired row) system is more efficient, productive and cost effective as it enhanced the fruit yield by 23 percent, saved 33 and 40 per cent water and fertilizers, respectively than surface irrigation with 100 per cent RDF as band placement.
Key words :
Drip v/s surface, Economics, Fertigation, Lycopersicon esculentum, Planting geometry, Tomato.