Influence of pulse electromagnetic field and storage period on severity of seed-borne infections of soybean in India
Ravindranath Hunje: Department of Seed Science & Technology
<div>Influence of pulse electromagnetic field and storage period on severity of seedborne infections of soybean in India</p> <p>Bharamaraj Badiger<sup>1</sup>, <u>Ravindranath Hunje<sup>1</sup></u>, Biradar, D. P<sup>2</sup>. and Biradar Patil, N. K<sup>1</sup></p> <p>1.Department of Seed Science & Technology,2.Department of Agronomy</p> <p>University of Agricultural Sciences,Dharwad-580 005,India</p> <p>E mail:ravihunje@gmail.com<;/p> <p>Pulse electromagnetic field and storage period often influence profile of seed borne infections in Soybean.The study on influence of pulse electromagnetic field and storage period on severity of seed-borne infections was conducted at University of Agricultural Sciences, Dharwad to ascertain the role of different traits and their differential reaction with respect to different varieties.The results identified the seedborne association of <em>Cercopsora kikuchii</em>,<em>Colletotrichum truncatum</em>, <em>Alternaria </em>spp,<em>Phoma</em> spp .and <em>Phompsis</em> spp.There was no significant influence on different dosages of pulse magnetic field on per cent seed infection with maximum(11.67%) with 100HZ electromagnetic field and untreated control(12.67%) which are on par with each other.Among six genotypes maximum per cent seed borne infection (18.33) was recorded in JS 71-05 followed by Co-1(17.33%) after 12 months of storage.The correlation of various seed quality parameters with seed infection showed negative correlation in respect of seed germination(r=-0.961),Field emergence(r=-0.834),seedling length(-0.129),seedling weight(r=-0.864),seedling vigour index (r=-0.968),seed yield(r=0.761) and seed protein(r=-0.814).The molecular markers such as Satt 285,Satt 316 ,Satt 434 and Satt 538 were identified for various traits including seedborne infections.Thus,the study brought a new information on role pulse magnetic field,storage period and molecular markers in seed borne infections of soybean in India.</div>
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