Bursaphelenchus xylophilus sampling tube
Bursaphelenchus xylophilus sampling tube SI is a high-tech product. It is a minimally invasive sampling technique for Bursaphelenchus xylophilus. It has the characteristics of high activity and convenient use. It is suitable for host plants, wood products, etc. fast sampling of Bursaphelenchus xylophilus.
1、Sampling time
From May to October each year (Bursaphelenchus xylophilus is generally reproductive larvae or adult during this period)
2、First, suck the attractant with a syringe and inject it into the sampling tube.
Then, in the south of the pine tree, use an electric drill (1.3cm drill bit) to drill a 2-3cm deep sampling hole perpendicular to the core of the tree. When drilling, spray water near the drill bit to cool down and increase humidity.
Finally, insert the sampling tube into the sampling hole, leave it for 2-4 hours and then pull it out.
3、Sampling height selection
According to the following different symptoms of the pine tree, different parts can be selected for sampling:
