The present invention relates to a composition comprising at least one biological control agent selected from the group consisting of Bacillus chitinosporus AQ746 (NRRL Accession No, B-21618), Bacillus mycoides AQ726 (NRRL Accession No, B-21664), Bacillus pumilus (NRRL Accession No, B-30087), Bacillus pumilus AQ717 (NRRL Accession No, B-21662), Bacillus sp, AQ175 (ATCC Accession No. 55608), Bacillus sp, AQ177 (ATCC Accession No, 55609), Bacillus sp. AQ178 (ATCC Accession No, 53522), Bacillus subtilis AQ743 (NRRL Accession No, B-21665), Bacillus subtilis AQ713 (NRRL Accession No, B- 21661), Bacillus subtilis AQ153 (ATCC Accession No, 55614), Bacillus thuringiensis BD#32 (NRRL Accession No. B-21530), Bacillus thuringiensis AQ52 (NRRL Accession No, B- 21619), Muscodor albus 620 (NRRL Accession No, 30547), Muscodor roseus A3-5 (NRRL Accession No. 30548), Rhodococcus globerulus AQ719 (NRRL Accession No. B-21663), Streptomyces galbus (NRRL Accession No. 30232), Streptomyces sp. (NRRL Accession No. B-30145), Bacillus thuringiensis subspec. kurstaki BMP 123, Bacillus subtilis AQ30002 (NRRL Accession No. B-50421), and Bacillus subtilis AQ 30004 (NRRL Accession No. B-50455) and / or a mutant of these strains having all the identifying characteristics of the respective strain, and / or a metabolite produced by the respective strain that exhibits activity against insects, mites, nematodes and / or phytopathogens and at least one fungicide (I) in a synergistically effective amount, Furthermore, the present invention relates to the use of this composition as well as a method for reducing overall damage of plants and plant parts.