1. Lane JA, JA Bailey & PJ Terry 1991a. An in vitro growth system for studying the parasitism of cowpea (Vigna unguiculata) by Striga gesnerioides. Weed Research 32: 211–217.
2. Lane JA, MJ Kershaw, THM Moore, DV Child, PS Terry & JA Bailey 1991b. An in vitro system to investigate the parasitism of cereals by Striga species and resistance of cowpea to Alectra vogelii. In: JK Ransom, LJ Musselman, AD Worsham & C Parker (eds.), Proceedings of the 5th International Symposium of Parasitic Weeds. CIMMYT, Nairobi, Kenya, 237–240.
3. Linke KH & W Vogt 1987. A method and its application for observing germination and early development of Striga (Scrophulariaceae) and Orobanche (Orobanchaceae). In: HChr Weber & W Forstreuter (eds.), Proceedings, 4th Int. Symposium on ParasiticFlowering Plants, Marburg, Germany, 501–509.
4. Parker C & N Dixon 1983. The use of polyethylene bags in the culture and study of Striga spp. and other organisms on crop roots. Annals of Applied Biology 103: 485–488.
5. Sauerborn J, H Masri, MC Saxena & W Erskine 1987. A rapid test to screen lentil under laboratory conditions for susceptibility to Orobanche. Lens 14: 15–16.