TY - BOOK AU - PARUL CHOPRA TI - ASSESSMENT OF PARASITIC HELMINTHIC INFESTATION ON VEGETABLES GROWTH IN POLYHOUSES U1 - T 595.1 PY - 2018/// CY - LUDHIANA PB - PAU KW - 1.PARASITIC INFESTATTION 2.HELMINTHIC CONTAMINATION KW - CONTAMINATION SOURCES KW - PARASITIC HELMINTHS KW - HELMINTHIC INCIDENCE KW - POLYHOUSES ER -