COMPARISON OF A YELLOW FORM OF THE GREEN PEACH APHID, MYZUS PERSICAE (SULZER), AND A GREEN FORM OF THE TOBACCO APHID, MYZUS NICOTIANAE BLACKMAN, COEXISTING ON GREENHOUSE POTATO IN NEW BRUNSWICK

1989 ◽  
Vol 121 (12) ◽  
pp. 1029-1035 ◽  
Author(s):  
Gilles Boiteau ◽  
D.T. Lowery

AbstractA dark green aphid was isolated from a greenhouse colony of green peach aphid, Myzus persicae (Sulzer), in Fredericton, N.B. The green aphid was shown to conform taxonomically and biologically to the recently named species Myzus nicotianae Blackman, except for its rare production of alatae. It is reported for the first time on greenhouse-grown potato where its population development is similar to that of the yellow holocyclic M. persicae from the same colony. The vector efficiency of the green and yellow aphids for potato virus Y0 is similar. The yellow aphid tends to be more susceptible to insecticides than the green aphid. Myzus nicotianae was not found in aerial aphid samples taken in New Brunswick in 1967 and 1987.

1953 ◽  
Vol 31 (4) ◽  
pp. 333-341 ◽  
Author(s):  
R. H. E. Bradley ◽  
D. W. Rideout

Single aphids of four species were observed with a hand-lens until each had touched its proboscis once on a tobacco plant infected with potato virus Y and then once on a healthy tobacco plant. The time that the proboscis remained touching the plants in each case was recorded. This procedure required only a few minutes for each aphid, and sometimes it was completed in less than a minute. During this process, the successful transmissions of potato virus Y by single aphids of Myzus persicae (Sulz.), Aphis abbreviata Patch, Macrosiphum solanifolii (Ashm), and Myzus solani (Kltb.) were 55, 31, 9, and 4% respectively. Vector efficiency was not due to difference in feeding behavior of these species. When single infective aphids were transferred to a series of five plants at five-minute intervals, M. persicae caused more infections and remained infective longer than A. abbreviata.


2012 ◽  
Vol 91 ◽  
pp. 15-18 ◽  
Author(s):  
Xianzhou Nie ◽  
Marie-Andrée Giguère ◽  
Yvan Pelletier

Test tube plantlets were used to assess the transmission efficiency of Potato virus Y (PVY) from and to potato plants by the potato colonizing species green peach aphid (Myzus persicae) and the non-potato colonizing species soybean aphid (Aphis glycines). Similar levels of transmission of PVY by M. persicae were observed in the test tube plantlets and potted plants, demonstrating the reliability of this test for PVY transmission efficiency assay for aphids. The assay was then used to assess the transmission of PVYO and PVYN:O by M. persicae and A. glycines with two virus acquisition regimes, one with 5-min continuous probing and the other with 1-h acquisition access. The M. persicae mediated-transmission rate was 24.1% and 51.7% for PVYO and PVYN:O, respectively, under the 5-min acquisition regime; under the same acquisition regime, A. glycines led to 0.0% and 1.7% infection rates for PVYO and PVYN:O, respectively. Under the 1-h acquisition regime, no infection was observed except for PVYN:O by M. persicae, which exhibited an infection rate of 3.4%.


2019 ◽  
Vol 126 (4) ◽  
pp. 351-357 ◽  
Author(s):  
Saman Bahrami Kamangar ◽  
Olivier Christiaens ◽  
Clauvis N. T. Taning ◽  
Kris De Jonghe ◽  
Guy Smagghe

Zootaxa ◽  
2011 ◽  
Vol 3110 (1) ◽  
pp. 53 ◽  
Author(s):  
ROGER L. BLACKMAN ◽  
MASATO SORIN ◽  
MASAHISA MIYAZAKI

Recent molecular studies have shown that the genus Toxoptera is polyphyletic, and in particular that the name of the aphid known since 1952 as Toxoptera odinae (van der Goot) should revert to Aphis odinae (van der Goot), stat. rev. In this paper oviparae, alate males and fundatrices of A. odinae are described for the first time, from Japan. A. odinae is common as a grey-brown or rust-brown aphid on numerous plant species of shrubby habit throughout the Old World tropics and subtropics, but in temperate east Asia much darker forms occur, and Japanese populations of A. odinae include a dark green form not found elsewhere in the world. Multivariate morphometrics were used to confirm that both colour forms of the aphid in Japan were conspecific with samples from other parts of the world. Pergandeida kalopanacis Hori 1927 is a new synonym of A. odinae.


1954 ◽  
Vol 32 (2) ◽  
pp. 64-73 ◽  
Author(s):  
R. H. E. Bradley

Wingless adults of Myzus persicae (Sulz.) usually ceased to be infective within minutes and always within hours after leaving tobacco infected with potato virus Y, the time being longer when the aphids were kept from feeding than when they fed, and aphids that were kept from feeding remained infective longer at 2 °C. than at 35 °C. After one to four hours without food, over 80% of M. persicae made initial feeding punctures that lasted less than a minute, and about 70% of these aphids transmitted potato virus Y after one such feeding puncture on an infected plant. Though virus was acquired by aphids during feeding punctures as brief as five seconds, those that made feeding punctures lasting 11–60 sec. were the most likely to become infective. The percentage of aphids that transmitted potato virus Y decreased when the stylets were inserted into infected plants for over a minute, and none of the aphids transmitted the virus after the stylets had been inserted over 20 min. The highest percentage of aphids transmitted potato virus Y when they were transferred to test plants immediately after a single brief feeding puncture on an infected plant. The percentage of aphids that transmitted the virus decreased when they spent 10 min. or longer on infected plants; also, the probability of their becoming infective during a single feeding puncture decreased by about one third during the first 10 min. they fed after one to four hours without food. Even when conditions were suitable, about 25% of M. persicae failed to transmit potato virus Y. Yet those that failed to transmit the virus in one infection trial transmitted it as readily in a second trial as those that transmitted it in the first.


1972 ◽  
Vol 50 (4) ◽  
pp. 469-471 ◽  
Author(s):  
M. E. MacGillivray

In New Brunswick, populations of Myzus persicae (Sulzer) on potato and weed hosts appear to be composed of anholocyclic races that have overwintered as parthenogenetic viviparous females in greenhouses, storage cellars, and other protected places. In adjacent Maine, U.S.A., holocyclic races that have overwintered as eggs on Prunus nigra Ait. are reported to be predominant in the population on potato. Holocyclic races of M. persicae are seldom encountered on P. nigra and potato in New Brunswick.


Author(s):  
R.A. Bagrov ◽  
◽  
V.I. Leunov

The mechanisms of transmission of potato viruses from plants to aphid vectors and from aphids to uninfected plants are described, including the example of the green peach aphid (Myzus persicae, GPA). Factors affecting the spreading of tuber necrosis and its manifestation on plants infected with potato leafroll virus (PLRV) are discussed. Recommendations for PLRV and GPA control in the field are given.


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