puits (1) virus (1) biosécurité (1) vallée (1) enquête (1) échantillonnage (1) recherche (1) protéine (1) volaille (1) animal (1) analyse (1) céréale (1) diversité génétique (1) débit (1) enzyme (1) investigation (1) mosaïque (1) Transgenes (1) Claims (1) Control (1) Regulations (1) Regulations (1) Transgenic plants (1) States (1) Polymerase chain reaction (1) Imports (1) Workshops (1) Stores, Retail (1) Storage (1) Seed industry and trade (1)