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This pest, the Cottony-cushion scale (Icerya purchasi) threatened the citrus fruit industry seriously. In this case, a beetle was introduced in 1888 as a predator. The effects of this predator were that the pest was virtually eliminated within two years.. 1000 words descriptive essay on Biosphere; essay, agricultural, Innovative, Technologies.
Royalty-free stock photo ID: 1406149499. Cottony cushion scales insects (ground pearls, giant coccids), Iceria purchasi, Iceria seychellarum, Icerya aegyptiaca, Gueriniella serratulae (Hemiptera: Margarodidae).
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M. G. Hill. Wind dispersal of the coccid Icerya seychellarum (Margarodidae: Homoptera) on Aldabra Atoll J. Draper. The direction of desert locust migration P. W. Wellings, S. R. Leather and A. F. G. Dixon. Seasonal variation in reproductive potential: a programmed feature of aphid life cycles Keith D. Sunderland and Stephen L. Sutton.
Although a few studies have already examined the effects of ant interference on butterfly biology and behavior, most of the data is descriptive rather than experimental (Brown 1981, Turner 1981, Smiley 1985, 1986).
Icerya townsendi 896 201 202 Now placed in Steatococcus Dactylopius. 1881); further descriptive characters on page 20 20 Now placed in Targionia Pseudodiaspis 21 larreae Now placed in Pseudodiaspis Morganella 22. Junior synonym of Icerya seychellarum seychellarum (Westwood, 1855) lilacinis Now placed in Planococcus.
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Icerya aegyptiaca Icerya seychellarum Ichneumenoptera chrysophanes Lampides boeticus Lathyrus odoratus Vicia sativa Latheticus oryzae Leptinotarsa decemlineata. SAWADA, K. Descriptive catalogue of the Formosan fungi V. Report of the Department of Agriculture Government Research Institute of Formosa. 51:1-131. 1931. ALFENAS, A.C.; MAFIA, R.G.
The above are mottoes or sayings descriptive of the bravery of the people and the strength of the pa. Pokopoko-whiti-te-ra was a celebrated ancestor of the Ngati-whatua Tribe, who was a great peacemaker in his day; hence, in making peace, if it were likely to be lasting, it was said to be like those of “Pokopoko-who-causes-the-sun-to-shine.”.
Material Information Title: A list of works on North American entomology compiled under the direction of the entomologist, for the use of students and other workers, as well as for those about to begin the collecting and study of insects.
Divergent types of mitosis. In the descriptive part of this paper we have called attention to wide variations in the appearances of some stages of division, especially the prophases and metapliases, and particular emphasis was placed upon the peculiar spindles illustrated by figures 29 to 32 and figure 54. These divergences call for interpretation.
Biological Pollution Ass. Univ. Cent. Envir. Studies -4- (Bovine) NO: 1 TITLE: Prevalence and Diagnostic Studies on Infectious Bovine Hinotracheitis at Assiut Governorate. AUTHO.
Abstract The scale insect tribe Iceryini (Coccoidea: Monophlebidae) is a group of relatively large and polyphagous insects found worldwide. Currently, the tribe contains about 80 named species.
This bibliography includes all books, articles, and pamphlets that either mention Fijian arthropods or include the original descriptions for Fijian arthropods in the checklists on this website.
A long essay on slavery in the first series of Friends in Council was subsequently elaborated into a work in two volumes published in 1848 and 1852, called The Conquerors of the New World and their Bondsmen. Helps went to Spain in 1847 to examine the numerous MSS. bearing upon his subject at Madrid.
The Atlantic salmon is a species of ray-finned teleost fish in the family Salmonidae with a graceful fusiform body. It is the largest species in the genus Salmo. Sea-run Atlantic.