Latent infection 第1页

A STUDY ON THE LATENT INFECTION OF POPLAR CANKER The Latent Infection of Bursaphelenchus xylophilus and A New Transmission Way of PWN by Monochamus alternatus Latent Infection of Fungal Pathogens and Pathogenesis of Chinese Chestnut Seed Rot DYNAMIC OF JUJUBE WITCHES’BROOM DISEASE AND FACTORS OF GREAT INFLUENCE AT ECOLOGICALLY DIFFERENT REGIONS IN CHINA STUDIES ON LATENT INFECTION OF PINE SHOOT BLIGHT DISEASE(SPHAEROPSIS SAPINEA) Study on the Stage of Latent Infection and Regularity of Development of the Pear Ring Rot Disease after Postharvest