Musuh Alami

 Dalam kedua kerajaan tersebut, filum yang mempunyai jenis parasitik adalah:

1. Filum: Apicomplexa, Kelas: Conoidasida, Subkelas: Gregarinasina, ordo: Eugregarinoirida: (1) famili: Gregarinidae, Gregarina spp., antara lain G. niphandrodes, G. typographi, G. cuneata, dan G. blattarum, (2) famili: Leidyanidae, Leidyana canadensis, (3) famili: Lucudinidae, Ascogregarina barretti, (4) famil: Psycodidae, Psychodiella spp., (5) famili: Actinocephalidae, Hoplorhynchus spp., umumnya merupakan parasit larva nyamuk.
2. Filum: Apicomplexa, Kelas: Conoidasida, subkelas: Gregarinasina, ordo: Neogregarinorida, (1) famili: Lipotrophidae, Apicystis (formerly Mattesia) bombi, Mattesia geminata, Mattesia spp., (2) famili: Ophryocystidae, Ophryocystis elektroscirrha, dan (3) famili: Lipotrophidae, Farinocystis spp., semuanya memparasit larva Coleopteram Hymenoptera, dan Lepidoptera.
3. Filum: Apicomplexa, kelas: Conoidasida, ordo: Coccidia, famili: Adeleidae, Adelina spp., memparasit larva/nimfa Coleoptera, Lepidoptera, Diptera, Orthoptera, dan Blattodea.
4. Filum: Amoebozoa, kelas: Variosea, ordo: Acanthopodida, (1) famili: Corallomyxidae, Malamoeba locustae, Malamoeba scolyti, Malpighamoeba locustae, Malpighamoeba mellificae, memparasit serangga ordo Coleoptera, Orthoptera, Diptera, Hymenoptera, Siphonoptera, dan Zygentoma (sebelumnya Thysanura).
5. Filum: Amoebozoa, kelas: Lobosa, ordo: Ampebida, (1) famili: Entamoebidae, Dobellina mesnili (sebelumnya Entamoeba mesnili) dan Entamoeba spp., (2) famili: Vahlkampfidae, Vahlkampfia sp., memparasit serangga ordo Archaeognatha
6. Filum: Euglenozoa, kelas: Kinetoplastea, ordo: Trypanosomatida, famili: Trypanosomatidae, Crithidia fasciculata, Blastocrithidia papi, Blastocrithidia triatomae, Trypanosoma rangeli Tejera, 1920, Leptomonas wallacei, memparasit serangga ordo Diptera dan Hemiptera.
7. Filum: Ciliophora, kelas: Oligohymenophorea, ordo: Hymenostomatida, (1) famili: Tetrahymenidae, Tetrahymena pyriformis (Ehrenberg, 1830) Furgason, 1940, Tetrahymena dimorpha, Tetrahymena sialidos, Tetrahymena chironomi, (2) famili: Tetrahymenidae, Lambornella spp., (3) famili: Ophryoglenidae, Ophryoglena sp., memparasit serangga ordo Diptera, Ephemeroptera, dan Megaloptera 
8. Filum: Ciliophora, kelas: Cyrtophoria, ordo: Cyrtophorida, famili: Chilodonellidae, Chilodonella uncinata, memparasit serangga ordo Diptera
9. Filum/divisi: Chlorophyta, kelas: Trebouxiophyceae, ordo: Chlorellales, famili: Chlorellaceae, Helicosporidium parasiticum, algaae parasitik pada serangga ordo Coleoptera, Diptera, dan Lepidoptera

• Biological Control of Plant Pathogens https://www.apsnet.org/edcenter/disimpactmngmnt/topc/Pages/BiologicalControl.aspx
• Mode of Action of Microbial Biological Control Agents Against Plant Diseases: Relevance Beyond Efficacy https://www.frontiersin.org/articles/10.3389/fpls.2019.00845/full
• Biological Control of Plant Diseases: An Evolutionary and Eco-Economic Consideration https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8541133/
• Biological control of plant diseases – What has been achieved and what is the direction? https://bsppjournals.onlinelibrary.wiley.com/doi/10.1111/ppa.13555
• Bacteria as Biological Control Agents of Plant Diseases https://www.mdpi.com/2076-2607/10/9/1759
• ​​​Controlling weeds with fungi, bacteria and viruses: a review https://www.frontiersin.org/articles/10.3389/fpls.2015.00659/full
• Microorganisms in Weed Control Strategies https://acsess.onlinelibrary.wiley.com/doi/abs/10.2134/jpa1996.0480
• Microbial Herbicides for Weed Management: Prospects, Progress and Constraints https://scialert.net/fulltext/?doi=ppj.2007.210.218
• Trichoderma https://apsjournals.apsnet.org/doi/10.1094/PHYTO-07-18-0218-RVW
• Trichoderma: Systematics, the Sexual State, and Ecology https://apsjournals.apsnet.org/doi/pdf/10.1094/PHYTO-96-0195

• Biological Control Through Interspecific Competition https://sci-hub.se/https://doi.org/10.1093/ee/9.6.723
• Indirect Effects, Apparent Competition and Biological Control https://sci-hub.se/https://doi.org/10.1007/1-4020-4767-3_7
• Biological pest control by using a competitive species and with provision of additional food https://www.researchgate.net/publication/308580023_Biological_pest_control_by_using_a_competitive_species_and_with_provision_of_additional_food
• Interspecific competition/facilitation among insect parasitoids https://sci-hub.se/https://doi.org/10.1016/j.cois.2015.11.006
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