茶樹(shù)新害蟲(chóng)日本條螽為害習(xí)性

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摘要：日本條螽主要為害茶樹(shù)嫩梢，啃食后致使梢頭掉落或垂下，最后使嫩梢呈枯焦?fàn)?；?dāng)無(wú)嫩梢可食時(shí)，即啃食葉片，形成長(zhǎng)條形或不規(guī)則型孔洞。全年中成蟲(chóng)發(fā)生盛期在8—9月。為害較重的茶園，枯梢數(shù)量達(dá)每米茶行6～31個(gè)。

關(guān)鍵詞：日本條螽；茶樹(shù)；為害；習(xí)性

中圖分類(lèi)號(hào)：S571.1；S433.2                                    文獻(xiàn)標(biāo)識(shí)碼：A                                     文章編號(hào)：1000－3150（2024）09-34-3

The Damage Habit of Ducetia japonica Thunberg，

a New Insect Pest on Tea Plants

TANG Meijun， ZHOU Xiaogui， ZHANG Xinxin， JIANG Hongxin， GUO Huawei， XIAO Qiang

Tea Research Institute， Chinese Academy of Agricultural Sciences， Hangzhou 310008， China

Abstract： Ducetia japonica feeds primarily on tea shoots， causing the affected shoots to droopor drop and eventually forming scorched shoots. In the absence of shoots， they feed on leaves and create long or irregular holes. The peak period for adult insects is fromo August to September. Tea garden with severe damage have a number of dead shoots ranging from 6 to 31 per meter of tea rows.

Keywords： Ducetia japonica， tea plant， damage， habit

2021年以來(lái)每到夏秋季，杭州市西湖龍井產(chǎn)區(qū)的茶園中經(jīng)常會(huì)看到茶樹(shù)嫩梢枯焦的現(xiàn)象。（剩余1649字）