TY JOUR TI THE SAFETY OF WORKING WITH THE EQUIPMENT FOR PROTECTING PLANTS FROM PESTS AND DISEASES PROCESSING BY TOXIC CHEMICALS ON EXPERIMENTAL PLOTS KW technique KW optimization KW spraying KW ex-pense KW preparations KW harmful factors KW toxic chemicals KW protection KW neutralization KW working conditions JO Bulletin of KSAU AU Berdnikova, L.N. PY 2018 IS PB Krasnoyarsk State Agrarian University