Wild soybean: commonly known as fishing beans, labor bean seedlings, wild hairy beans, mountain soybean, etc., is one of China's key protected resource plants.

Annual twining herbs. Stem weak, sparsely yellow bristles. Leaves pinnately ternate, stipules small, ovate-lanceolate; leaflets thinly papery, ovate, ovate-elliptic or ovate-lanceolate, 1-5 centimeters long, 1-2.5 centimeters wide, apex pointed or obtusely rounded, base rounded, entire, hirsute on both surfaces. Racemes axillary, flowers pale purplish red, 4-5 mm long; calyx campanulate, calyx teeth triangular-lanceolate; corolla butterfly-shaped, flag petals suborbicular, winged petals crooked-obovate, keel petals smaller. Pods narrowly moment-rounded, slightly curved, slightly flattened on both sides, 15-23 mm long, 4-5 mm wide, densely yellow-brown hirsute; seeds ellipsoid, black. Fl. July, fr. Aug. ---- See Baidu Encyclopedia.

Some users said that peanut fields can be used "Tiger Wei" control, but not to the root, only control, ------- I have not used.