Toxicity of insecticides against mustard Aphid, Lipaphis erysimi (Kaltenbach) in Relation to supply of potassium to host Plants

Sidhu, H. SSingh, Gurman2019-08-232019-08-231987185530.pdfhttp://krishikosh.egranth.ac.in/handle/1/5810123484It has been my great privilege to work under the inspiring guidance of Dr. H.S. Sidhu Professor of Entomology,Punjab Agricultural University, Ludhiana.ennullToxicity of insecticides against mustard Aphid, Lipaphis erysimi (Kaltenbach) in Relation to supply of potassium to host PlantsThesis