insect infestation造句

Natural causes include drought, flooding, unfavourable weather conditions, plant disease, and insect infestation.

Good: Plant is following guidelines set forth in Division's sanitation manual. No evidence of insect infestation found in any area of the plant.

Vietnam, whose rice crop was hit by a major insect infestation during the harvest, announced a four-month suspension of exports to ensure that enough would be available for its domestic market.