ヨコバイ類の天敵に関する研究(2) : 水田におけるツマグロヨコバイの卵寄生蜂2種の寄生活動

島根大学農学部研究報告 Volume 10 Page 49-55 published_at 1976-12-15
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Title
ヨコバイ類の天敵に関する研究(2) : 水田におけるツマグロヨコバイの卵寄生蜂2種の寄生活動
Title
Studies on Natural Enemies of Leafhoppers(2) : Parasitic Activity of Paracentrobia andoi (Ishii) and Gonatocerus sp. (Hymenoptera : Mymaridae), Two Egg Parasites of the Green Rice Leafhopper, Nephotettix cincticeps Ulher in the Paddy Field
Title Transcription
ヨコバイ ルイ ノ テンテキ ニ カンスル ケンキュウ 2 スイデン ニオケル ツマグロヨコバイ ノ ランキセイホウ 2シュ ノ キセイ カツドウ
Creator
Miura Tadashi
Source Title
島根大学農学部研究報告
Bulletin of the Faculty of Agriculture, Shimane University
Volume 10
Start Page 49
End Page 55
Journal Identifire
ISSN 0370940X
Descriptions
Two kinds of parasites, Paracentrobia andoi(Ishii) and Gonatocerus sp., were investigated on adults at the paddy field and parasitism on the eggs of the green rice leafhopper, Nephotettix cincticeps Uhler in Shimane Prefecture.
The results are summarized as follows :
1. In Matsue, adults of the first generation of Gonatocerus sp. emerged in the early of July, and the flight reached its peak at the end of September in 1975.
2. Population of Gonatocerus sp. was higher in the end of September than in the other monthes at the paddy field in Matsue.
3. At a period of the rice growing season, females of Gonatocerus sp. were more abundant than the males.
4. On the average 34.07% of the eggs of Nephotettix cincticeps were parasitized by Paracentrobia andoi and 21.95% by Gonatocerus sp. at the paddy fiels in Shimane Prefecture.
5. Total parasitism by two species was 63.17% on the average, ranging from 47.91% to 82.55%, at the paddy fiels in Shimane Prefecture.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学農学部
Shimane University, Faculty of Agriculture
Date of Issued 1976-12-15
Access Rights open access
Relation
[NCID] AN00108015