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Establishment of pine woolly aphid, Pineus pini (Gmelin) (Adelgidae) on some host trees in Kenya
(1982)
The establishment of Pineus pini (Gmel.) on 6 common species of pine in Kenya was examined in the laboratory in relation to possible causes for observed differences in the rates of infestation on different host species in ...
Evaluation of pine woolly aphid damage to Pinus patula and its effect on yield in Kenya
(1978)
It is reported in this further paper on the damage caused by Pineus pini (Gmel.) to Pinus patula in Kenya [see preceding abstract] that reduction in the elongation of the needles and stems occurs only after crown damage ...
Population dynamics of pine woolly aphid, Pineus pini (Gmelin) (Hemiptera: Adelgidae), in Kenya
(1980)
The population dynamics of Pineus pini (Gmel.) was examined in two locations in the Kenya Highlands where the mean annual precipitation ranges from 620 to 1400 mm. Variations in population densities were related to rainfall. ...
Sequential surveys for the pine woolly aphid, Pineus pini (L.) Homoptera: Adelgidae in Kenya
(1980)
Sequential survey procedures are described from Kenya for classifying the damage caused by the aphid Pineus pini (Gmel.) to Pinus patula. The criteria used are the degree of needle stunting caused by a given number of ...