insect infestation造句怎么写

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

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

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.