Authors:
Lang, RF
Richard, RD
Parker, PE
Wendel, L
Citation: Rf. Lang et al., Release and establishment of diffuse and spotted knapweed biocontrol agents by USDA, APHIS, PPQ, in the United States, PAN PAC ENT, 76(4), 2000, pp. 197-218
Citation: Rf. Lang et al., Analysis of ethoxylated fatty amines. Comparison of methods for the determination of molecular weight, J SURFACT D, 2(4), 1999, pp. 503-513
Citation: Rf. Lang et Rd. Richard, Native parasitoids attacking Urophora affinis Frauenfeld (Diptera; Tephritidae), an introduced biological control agent of spotted and diffuse knapweeds (Centaurea spp.) in the United States, PAN PAC ENT, 74(4), 1998, pp. 223-227