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Costelytra giveni was first described by B.B. Given in 1952, though he mischaracterized specimens as C. zealandica [1] [2].In 2016, Coca-Abia and Romero-Samper found differences in syntype specimens between White's (1846) C. zealandica and Given's (1952) description, and revised the species name of the latter to C. giveni after Given.
The larvae, known as "chafer grubs" or "white grubs", hatch four to six weeks after being laid as eggs. They feed on plant roots, for instance potato roots. The grubs develop in the earth for three to four years, in colder climates even five years, and grow continually to a size of about 4–5 cm, before they pupate in early autumn and develop ...
Costelytra zealandica (commonly known as the grass grub) [1] is a species of scarab beetle found in forested areas of greater Wellington. [ 2 ] [ 3 ] It was originally described in 1846 by the British entomologist Adam White as Rhisotrogus zealandicus from a specimen obtained during the Ross expedition . [ 4 ]
The grub stage is considered as a serious pest on sugarcane where they can be controlled by management of using cultural, mechanical, biological, chemical and integrated methods. [ citation needed ] In biological method, grubs can be destroy by using the parasitoid fungus Metarhizium anisopliae . [ 3 ]
Fipronil is a broad-spectrum insecticide that belongs to the phenylpyrazole insecticide class. [3] Fipronil disrupts the insect central nervous system by blocking the ligand-gated ion channel of the GABA A receptor (IRAC group 2B) and glutamate-gated chloride (GluCl) channels.
Dicamba use in the US in 2019. Usage has substantially increased since dicamba was approved for use over dicamba-resistant GMO crops in 2016. Dicamba is a selective and systemic herbicide that kills annual and perennial broadleaf weeds. [10]
Imidacloprid is a systemic insecticide belonging to a class of chemicals called the neonicotinoids which act on the central nervous system of insects. The chemical works by interfering with the transmission of stimuli in the insect nervous system.
Abantiades atripalpis, also known as bardee (bardy, bardi) grub, rain moth or waikerie, and previously known as Trictena atripalpis, [1] is a moth of the family Hepialidae. It is found in the whole southern half of Australia .