Figure 9

Source of samples. (A) Pinus armandi Franch samples obtained from PWD epidemic areas in the Xiaoqinling Nature Reserve located in Sanmenxia city, Henan province, China; (B) B. xylophilus nematodes found in Pinus armandi Franch samples.

Source of samples. (A) Pinus armandi Franch samples obtained from PWD epidemic areas in the Xiaoqinling Nature Reserve located in Sanmenxia city, Henan province, China; (B) B. xylophilus nematodes found in Pinus armandi Franch samples.