TY - BOOK AU - AVESH KUMAR SINGH TI - DEVELOPMENT AND EVALUATION ON MULTI-NOZZLE BACKPACK TYPE POWER SPRAYER U1 - T 631.33 PY - 2018/// CY - LUDHIANA PB - PAU KW - FARM MACHINERY KW - BOOM SPRAYER KW - COTTON KW - NOZZLES KW - UNIFORMITY KW - DROPLET DENSITY ER -