TY - BOOK AU - YASH PAL TI - Biology of Spodoptera exigua (Hubner) (Lepidoptera : Noctuidae) on cotton (Gossypium hirsutum L.) U1 - T 633.519.78 Y-1B PY - 2004/// CY - Ludhiana PB - PAU KW - COTTON -- DISEASES AND PESTS N2 - The studies on the biology of Spodoptera exigua (Hubner) (Lepidoptera : Noctuidae) were carried out on cotton variety F 1861 in screen houses at Entomological Research Farm of Department of Entomology, Punjab Agricultural University, Ludhiana. Number of e ER -