INFECTION CYCLE OF MELAMPSORA LARICi-POPULINA KLEB.AND SELECTION OF POP-LAR STOCKS RESISTANT TO RUST
INFECTION CYCLE OF MELAMPSORA LARICi-POPULINA KLEB.AND SELECTION OF POP-LAR STOCKS RESISTANT TO RUST
松杨栅锈菌(Melampsora larici-populina Kleb.)的侵染循环和抗锈树种的筛选