Harmful Effects of Western Grape Rootworm

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Bromius obscurus

A species of Bromius, Also known as Beetle

Western Grape Rootworm can lead to significant defoliation in vine crops when in large populations, affecting plant health and crop yields. Their feeding may also attract secondary pests or pathogens, impacting agricultural economics. The severity ranges from minor leaf damage to considerable economic losses for farmers.

What Type of Pest Is Western Grape Rootworm?

Agricultural Pests

Damage Stage

Adults, Larvae

Host Plants

Vines

Host Plants Organs

Leaves

Damage Ways

Chew Plant Tissues

Damage Reason

Feeding

Damage Level

Mild to Severe

When present in large numbers, western Grape Rootworm can cause severe defoliation in vine crops, leading to reduced plant vigor and lower yields. In contrast, a small population might result in only minor leaf damage, with negligible impact on crop productivity. The feeding activity can attract secondary pests or pathogens, potentially affecting human agricultural economics.

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