Entwistle, P.F. 1977 Planococcoides njalensis Laing).. Diseases, Pests and Weeds in Tropical Crops. John Wiley & Sons Berlin & Hamburg 666 pp.
Notes: Hosts and distribution, economic importance, life cycle, ecology, natural enemies and control.
Entwistle, P.F. 1977 Planococcoides njalensis Laing).. Diseases, Pests and Weeds in Tropical Crops. John Wiley & Sons Berlin & Hamburg 666 pp.
Notes: Hosts and distribution, economic importance, life cycle, ecology, natural enemies and control.