African Ixodoidea, Volume 1 |
From inside the book
Page 1
... Infested by Spruce Beetles J. M. Schmid 1 Needle temperatures of Engelmann spruce ( Picea engelmannii Parry ) trees infested by spruce beetles ( Dendroctonus rufipennis ( Kirby ) ) were occasionally significantly higher than those of ...
... Infested by Spruce Beetles J. M. Schmid 1 Needle temperatures of Engelmann spruce ( Picea engelmannii Parry ) trees infested by spruce beetles ( Dendroctonus rufipennis ( Kirby ) ) were occasionally significantly higher than those of ...
Page
... infestation ; attacked trees were sprayed immediately . Information documented for each tree included month of attack , crown class , d.b.h. , height of attack , and number of entrance holes . All infested trees were checked for ...
... infestation ; attacked trees were sprayed immediately . Information documented for each tree included month of attack , crown class , d.b.h. , height of attack , and number of entrance holes . All infested trees were checked for ...
Page 2
... infested and uninfested trees were used to determine growth rates . The 1975-77 study also included forest cover type , 3 the number of SPB- killed trees per infestation , the size of the infested area , and the percent occupation of ...
... infested and uninfested trees were used to determine growth rates . The 1975-77 study also included forest cover type , 3 the number of SPB- killed trees per infestation , the size of the infested area , and the percent occupation of ...
Page 3
... infested trees . --The pri- mary observed difference between sea- sons ( table 1 ) was the lower number of trees infested after the fall treat- ment , which was primarily due to the low level of insect activity during the winter ...
... infested trees . --The pri- mary observed difference between sea- sons ( table 1 ) was the lower number of trees infested after the fall treat- ment , which was primarily due to the low level of insect activity during the winter ...
Page 2
... infestation , 1 to 10 per cent , 11 to 20 per cent , and so on . ( 3 ) Then the percentage of infested plants was multiplied by the average percentage of infestation per plant , as in the following example : Percentage of infested ...
... infestation , 1 to 10 per cent , 11 to 20 per cent , and so on . ( 3 ) Then the percentage of infested plants was multiplied by the average percentage of infestation per plant , as in the following example : Percentage of infested ...
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adanal shields adults aegyptium Amblyomma areas Argas Bahr El Ghazal basis capituli Bedford Belgian Congo Bequaert BIOLOGY BMNH camels collections coxa cycle decoloratus Delpy detritum DISTRIBUTION District domestic cattle domestic dogs domestic goats dorsal and ventral dromedarii East eggs Egypt engorged Equatoria Province EQUATORIA PROVINCE RECORDS evertsi excavatum feeding female fever Forest FRENCH WEST AFRICA genus goats Hoogstraal 1954B host humidity Hyalomma immature stages impressum infested Ixodes Kapoeta Kassala Kenya Khartoum larvae larvae and nymphs lateral grooves leachii Lewis male marginatum Matthysse 1954 Mettam molt moubata Mozambique Neumann Nile northern Nuttall and Warburton nymphal nymphs Ornithodoros parasite persicus Pomerantzev posterior margin pravus Rageau reported RHIPICEPHALUS Rickettsia rodents Rousselot rufipes sanguineus Santos Dias savignyi scutal punctations scutum sheep simus SOMALILAND South Africa Southern Rhodesia species subspecies Sudan Sudan records tampan Tanganyika Tendeiro Theiler and Robinson tick truncatum Uganda variegatum WEST AFRICA wide Zumpt