Hydrangea virescence. II. — Diagnosis by fluorescence microscopy and detection of infection in resin-embedded samples with bright field and phase contrast microscopy Ajay Kumar SHARMA, Arnould SAVOURE, Jacky ROUSSEAU and Marie-Thérèse COUSINAgronomie, 6 3 (1986) 255-263DOI: https://doi.org/10.1051/agro:19860305
