Future studies should examine the effect of parental UV reflectance of the crown feathers and maternally built nest weight , which ... and the Natural Environment Research Council for funding via a Research Grant to Ian R. Hartley ( NE / E010806 / 1 ) and as a studentship to Clare McW . ... Wing feather mite infestations on passerine birds : Season and ambient air temperature influence the distribution of ...
... for general distribution , but a canker , thought to be sunscald , developed on Russian Poplar ( Ross 1910 ) and seriously affected shelterbelts . ... Dieback Dieback is a dead portion of the upper crown in which buds , branches , shoots , and twigs are killed outright by frost . ... 1 and 2 ) . Locally killed bark tissues discolor a dark brown if they are impregnated with gum and a lighter brown if they are not .
We examined the temporal and spatial distribution of reproductive shoots in Alnu . hirsuta Turcz . var . sibirica ( Fischer ) C.K. Schn . , assessed their direct and indirect costs of reproduction , and explained their distribution the crown as the reproductive strategy of a current shoot ... Reproductiv 1 - year - old shoots produced fewer shoots in the following year than non - reproductive 1 - year - old shoots .
As to the rules of distribution at the communal hunt in the southern regions FABRICIUS gives certain particulars ' ) . ... and the skin of the breast pieces , sānagtaq ( b ) , are given to the fourth and fifth helper , and then the skin and blubber of the crown of the head ... GIESECKE describes a flensing of this kind in the following words : “ Sobald der Fisch vor dem Hause 1 ) FABRICIUS : Grønl . Sæle , I , p .
distribution. varied. significantly. throughout. the. growing season , but generally , aphids were most numerous in the basal ... Vigorous new shoots arising from the crown of the bush provide an excellent habitat for aphid populations . Several other factors modified the distribution of aphids within the canopy . TWO species of parasitoid wasps ( Hymenoptera : Aphidiidae ) frequently attacked 1 . pepperi .