Ocenka poterejj prichinjaemykh agrofagami kak osnova planirovanija, rukovodenija i balansirovanija zashhitnykh dejjstvijj na osnovanii rabot provedennykh v Pol'she v techenie 30 let
EN
Estimation of losses caused be diseases, pests and weeds as the basis of planning, menaging and balancing of control measures on the ground of researches carried out during 30 years