Beneficial nematodes
Others are called parasitic nematodes, infecting plants, insects, animals, or humans. There are about 25.000 named species, but estimated numbers of species [...] highly specific in their choice of hosts and do not harm beneficial insects, humans, or animals. Common pests targeted by these nematodes include various larval [...] beneficial for agriculture and horticulture. These nematodes are not harmful to humans, animals, or plants but are highly effective in controlling harmful insects