Controlling Tuta absoluta(Meyrick) by Selected Crude Plant Extracts in the Laboratory and in the Screen House
作者机构：Faculty of Agriculture and Environmental SciencesUniversite Evangelique en AfriqueP.O.Box 3323BukavuSud-KivuRepublic Democratic of Congo or 165 CyanguguRwanda Department of Veterinary Medicine and Public HealthSokoine University of AgricultureP.O.Box 3021MorogoroTanzania Department of Crop Science and HorticultureSokoine University of AgricultureP.O.Box 3005MorogoroTanzania
出 版 物：《Journal of Agricultural Science and Technology(A)》 (农业科学与技术（A）)
年 卷 期：2019年第9卷第4期
页 面：227-239页
学科分类：1008[医学-中药学(可授医学、理学学位)] 1006[医学-中西医结合] 100602[医学-中西医结合临床] 10[医学]
主 题：Plant pesticide insect control tomato Tuta absoluta
摘 要：Effects of Commiphora swynnertonii,Synadenium glaucescens and Allium sativum extracts on the tomato leaf miner,Tuta absoluta(Meyrick)were evaluated on the adults and in screen house *** adult stage was involved with 30 adults that were reared in an insectarium,the experimental design was a completely randomized design(plant extracts from three plants species×three doses of 2%,4% and 8%).In the screen house,experimental dispositive was a completely randomized block design(two varieties of tomatoes×three plants extracts).Larval counts were performed after 0,1,2,3 and 7 d of treatment,40 tomato leaves(10×4 replicates)were randomly taken from each *** mean percentage mortality of adults was recorded daily for 5 *** indicated that,each plant extract caused significant mortality to adults of *** after 5 d in comparison to the *** dipping against adult of *** proved to be the most effective for all plant extracts at 30%-100%.Commiphora resulted in the adults’mortality of 100%.In the screen house Commiphora showed the high reduction of infestation for Tanya and Cal J *** with this plant extract resulted in the highest fruit yield and the lowest yield loss compared to all the plant *** extract is recommended into integrated pest management strategies for the control of ***.
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