Protection of Stored Plant Products Using Chlorophacinone Against Rodent Pests
Zaštita uskladištenog žita od štetnih glodara primenom hlorofacinona
Pregled/ Otvaranje
Autor
Vuksa, Marina
Djedovic, Suzana
Jokic, Goran
Elezovic, Ibrahim
Stojnic, Bojan
Ključne reči
ChlorophacinoneRodent
Storage
Efficacy
glodari
skladišta
efikasnost
Metadata
Prikaz svih podataka o dokumentuApstrakt
Apart from some preventive measures advisably taken during construction of storage
facilities or at the time of product storage, treatments with chemical rodenticides are the
most widely practiced method of controlling commensal rodents. Their control in storage
facilities is normally carried out after animal presence has been observed, and treatments
from early autumn onwards throughout the season provide the best effect. The aim of this
paper is to present the effects of rodent control using baits with less content am chlorofacinon
than recommended, to the protection of stored plant products. The experiments were
set up using the relevant OEPP/EPPO method. A ready for use (RB) paste bait formulation
was used with different contents (0.005% and 0.0075%) of the active ingredient chlorophacinone.
Baits were laid in boxes along rodent routes, underneath pallets with sacs and in places
where major damage had been observed. Baits for house mouse were placed at a rate of
10-20 g per 1-3 m, while 30-50 g of bait for brown rats were laid at specific points. Daily bait
intake was monitored over a period of ten days and the portions were replaced with new
ones as needed. Placebo baits were laid in identical boxes for four days before the experiment
began. The abundance of house mouse was estimated based on the highest and lowest
daily intake of bait divided by the species’ daily requirement. Mice presence was monitored
over the next 20 days. Rodenticide efficacy was calculated using Abbott’s formula.
The data in this experiment show that chorophacinone contents of 0.005% and 0.0075%
in RB baits had no effect on the palatability and bait efficacy in controlling house mouse
and brown rat indoors. The average efficacy of chorophacinone was 87-93% against house
mouse and 90-100% against brown rat. Pored preventivnih mera koje treba primeniti prilikom izgradnje objekata i skladištenja
žitarica (zrna pšenice, kukuruza, ječma) u njima, primena rodenticida predstavlja najzastupljeniju
meru suzbijanja komensalnih vrsta glodara. Suzbijanje se izvodi kada se primeti njihovo
prisustvo, pri čemu se najbolji efekti postižu početkom i tokom jeseni.
Koriste se mamci sa različitim sadržajem hlorofacinona za suzbijanje glodara u različitim
sredinama. Zbog toga smo hteli da ispitamo i uporedimo efikasnost mamaka sa sadržajem
0,005% i 0,075% hlorofacinona u skladištima u kojima se žitarice čuvaju u vrećama.
Eksperimenti su izvedeni prema metodi OEPP/EPPO. Upotrebljeni su mamci u obliku
paste – meki mamak, RB – spreman za upotrebu formulacije. Postavljani su u kutije, na staze,
ispod paleta sa vrećama i na mestima gde su primećena najveća oštećenja. Na rastojanju
1-3 m postavljano je 10-20 g mamka za suzbijanje domaćeg miša, odnosno na izabranim
mestima 30-50 g mamka za suzbijanje sivog pacova.
Tokom deset dana posmatranja, svakodnevno je beležena količina pojedenog mamka
i prema potrebi dodavana nova. Neotrovni (placebo) mamci prethodno su izlagani u identičnim
kutijama, četiri dana pre početka eksperimenta. Brojnost glodara procenjena je na
osnovu najveće i najmanje dnevno pojedene količine mamka podeljene sa dnevnim potrebama
za hranom. Prisustvo glodara je praćeno i narednih 20 dana. Efikasnost rodenticida
izračunata je prema Abotovoj formuli.
Utvrđeno je da sadržaj aktivne supstance hlorofacinona od 0,005% i 0,0075% u mamcima
RB formulacije nije značajan za prihvatljivost i efikasnost mamaka primenjenih za suzbijanje
domaćeg miša i sivog pacova u skladištima žitarica. Prosečna efikasnost hlorofacinona
bila je 87-93% u suzbijanju domaćeg miša i 90-100% u suzbijanju sivog pacova.