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Steinernema is a genus of in the family of Steinernematidae. (2025). 9789004285347, BRILL. ISBN 9789004285347 The genus Steinernema is named after the nematologist Gotthold Steiner. Nematodes of this genus have been shown to be effective as a biological control for agricultural pests of the Scarabaeidae family, such as Maladera formosae.
The nematode moves out of its developmentally arrested third, nonfeeding stage, triggered by either bacterial or insect food signals. The nematodes feed on the bacteria and moult to the fourth stage, reaching adulthood within a few days. with separate male and female individuals. Nematode development continues for two to three generations. When insufficient nutrient remain adult development is suppressed. Developmentally arrested third stage juveniles accumulate and emerge into the soil, where they may survive for months until a new suitable host is found.
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