RAIF has issued a warning as a result of presence of the inexperienced stink bug in Almeria's pepper crops – hortidaily.com

Andalusia’s Alert and Phytosanitary Data Community (RAIF) has issued a warning stating that “small outbreaks of inexperienced stink bug (Nezara viridula) are starting to be detected in many of the protected horticultural pepper plots of the province of Almeria, particularly within the municipalities that planted their peppers earlier and the place fruit setting is beginning. It has turn out to be one of many primary pests in pepper greenhouses, particularly within the inside areas of the province, as a result of discount of organic management remedies.”

“This phytophagous bedbug is a really polyphagous species that feeds on the vegetable juices of all types of horticultural vegetation. The weight loss program of its adults and nymphs causes direct harm to the vegetation. Their bites desiccate seedlings and trigger spots and deformations to the fruits, which lose their industrial worth and function an enter for microorganisms (fungi and micro organism) that trigger rot. The variety of affected fruits within the vegetation the place the nymphal levels are concentrated is normally excessive and may even have an effect on all fruits. Thus, it will probably turn out to be a really harmful pest if there are excessive populations distributed all through the greenhouse, inflicting monumental crop losses.”

“Since these mattress bugs have a substantial measurement, the really useful prevention and/or cultural measures embody isolating the greenhouses crops with anti-insect meshes, inserting double doorways on the entrances of the greenhouses, and checking that the plastic is not damaged. These phytophagous bedbugs are attracted by a number of vegetation, reminiscent of caper (Capparis spinosa), so producers can use them as sentinel vegetation or lure vegetation. These vegetation will be positioned across the greenhouses or in sure locations between the crops, the place they’re periodically managed to catch the pest as quickly because it’s detected. The systemic hand cleansing of the vegetation with the presence of larvae and eliminating the adventitious vegetation (when acceptable in order to keep away from the bedbugs from migration to the crop) during which the insect develops, are widespread and efficient practices.”

Along with these measures, producers should additionally take into account different extra common measures reminiscent of:

• Utilizing wholesome plant materials from approved nurseries or seedbeds.
• Finishing up the brand new plantations later than traditional.
• Favoring the proliferation of auxiliary insect populations by rationalizing the usage of phytosanitary merchandise.
• Carry out crop rotations.

“This pest will be managed through organic management. Trissolcus basalis is an egg parasitoid able to exercising vital management and Trichopoda pennipes parasites adults inflicting them to die.”

“Efficient chemical management towards inexperienced stink bug has severe unwanted effects for auxiliary fauna,” RAIF acknowledged.

 

Supply: juntadeandalucia.es