Crop losses due to olive moth where science meets business mediated by ethylene

被引:3
作者
Ramos, Pedro [1 ]
Rosales, Raquel [1 ]
Sabouni, Ibrahim [1 ]
Garrido, Dolores [1 ]
Ramos, Jose M. [1 ]
机构
[1] Univ Granada, Dept Plant Physiol, E-18071 Granada, Spain
关键词
natural compounds; ethylene; ethephon; olive moth; crop yield; Olea europaea; Prays oleae; fruit fall; oophagous predators;
D O I
10.1002/ps.1548
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
BACKGROUND: Studies for nine years in southern Spain on the olive moth, Prays oleae Bern., have tested the possibility of altering oviposition behaviour on newly formed olive fruits by means of a single ethylene application. RESULTS: A single spraying of ethylene on the olive trees at the beginning of fruiting significantly decreased the olive moth egg populations and consequent the olive fruit fall. At the same time, no negative effect was found in the activity of natural oophagous predators of the olive moth. CONCLUSIONS: The ethylene treatments against P. oleae yielded substantial economical benefits each year (a mean of is an element of 526 ha(-1)), benefits that fluctuated depending on the olive crop and on the annual fruit fall caused by this major pest. (c) 2008 Society of Chemical Industry.
引用
收藏
页码:720 / 724
页数:5
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