Disclosed are compounds of Formula 1, including all geometric and stereoisomers, N-oxides, and salts thereof, wherein Q1 is a phenyl ring, naphthalenyl ring system, a 5- to 6-membered fully unsaturated heterocyclic ring or an 8- to 10-membered heteroaromatic bicyclic ring system, each as described with optional substituents as defined in the disclosure; Q2 is a phenyl ring, a naphthalenyl ring system, a 5- to 6-membered saturated, partially unsaturated or fully unsaturated heterocyclic ring, or an 8- to 10-membered heteroaromatic bicyclic ring system, each as described with optional substituents as defined in the disclosure; X is O, S(O)m, NR4, CR15R16, C(═O) or C(═S); and R1, R1a, R2, R4, R15, R16 and m are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling plant disease caused by a fungal pathogen comprising applying an effective amount of a compound or a composition of the invention. Also disclosed are compounds of Formula 2, including all geometric and stereoisomers, and salts thereof, wherein X is NH; and Q1, Q2 and R2 are as defined for Formula 1; which are useful as intermediates for preparing compounds of Formula 1.