In A W s a (C c T in c t w N to o C ic N m C In o in o M F p N n in c d T in u e t A s h c A d
Invest
ntroduction At the Depa Westphalia U
eries of inves a compound Cumbasil® M
hicken mite.
The first stud nitial suspicio roscopic ana reated with C was only foun No particles w on of the mi on the move Cumbasil® Mi cantly less sa None of the managed to c Cumbasil® Mi
n the presen on the migrat
nvestigated i of a biocidal e Material & M For testing prophylactic NRW, Germa nocturnal, no nvestigated o
hicken mite development To investigate n a Petri dish uct and abso excavation. T he control a Afterwards th
prinkled with hours the mo ontrol group After the nat days) from th
tigation of
artment of niversity of A stigations wa d of microm
Mite, Wittel
dies focused on of a bioci alyses of untr Cumbasil® M nd on the su were found th ites (GARMEIST
ement behav te treated ch afe and slow mites, not climb over a te (GARMEISTE
t study, the tory activity n order to e effect.
Methods the effectiv control, a la any) collecte
n‐invasive m on the same was determi stages.
e the influen h were artifici orbed with a he movemen and experime he mites of h water and a ovement beh
was observe tural death he control a
‐ D
f the influ red c
Roderich G
Agriculture Applied Scien
s carried out minerals of er, Germany
on the inve idal effect. T reated bird m
ite showed t urface of the hat penetrate
TER et al. 201 viour of the hicken mites s wer movemen even the u bird feather
ER & BOELHAU
influence of of chicken m evaluate the
veness of C aying hen fa ed red chick
ite traps, whi day. Subseq ined with the
ce of Cumba ially sprinkled a piece of fil
nt behaviour ental groups the Cumba after drying in
aviour in com ed again.
of the anim nd experime
Rese
Department of A www4.fh‐sw
ence of C hicken mi
Garmeister,
of the So nces (SWUAS on the effec natural ori y) on the
estigation of The electron
mites and th that the prod e chicken mit ed the exoske 19). The stud untreated a showed a sig nt of the mit
ntreated mit pollinated w
VE 2019).
Cumbasil® M mites was to initial suspic
Cumbasil® M arm ("Biolan ken mites fr ich were furt quently, the e correspond
asil® Mite, mi d with the pr lter paper af of the mites s was record asil group w n the air for t mparison to
als (after th ental group,
arch No
Agriculture, Soe wf.de/cms/fors
Cumbasil®
ite (Derm
Franziska F
uth S), a t of igin red
an mi‐
ose duct tes.
ele‐
dies and gnif‐
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tes, with
Mite be cion
Mite nd", rom ther red ding
ites rod‐
fter s in ded.
were two the
hree the
leg all cha Re Th spr in tes Aft dry co Th on at
Fig tio Th co Th Mi no tho ext co the
otes
est – ISSN 2567 schungsnotizen
Mite on t anyssus g
iege and Ma
gs were exam mites were anges and sp esults
e movement rinkling is red
the control g st animals is ter simplified ying, the mo mparable to e light micro the legs of t 400 to 1000
. 1: Light micro n. Experimenta
ese adhesion ntrol group ( e simplified ite mites sho o longer det
ose without tremities of t ntrol group c e cleaning ste
N
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the migrat gallinae)
arc Boelhauv
mined by ligh e examined ecific finding
t behaviour o duced compa group. The m to be assess d cleaning w
vement beha that of the co oscopic imag
the mites fro times magnif
oscope image of l group.
ns are not fo Fig. 2).
cleaning wit owed clearly ectable in a a cleaning st the animals f could no lon ep.
No. 6/Marc
tion activ
ve
ht microscop by light m gs.
of the mites ared to that movement be sed as unsaf with water an aviour of the ontrol group.
ges show par om the exper fication (Figs.
of a mite leg at
ound in the a
th water of t that the adh animals in c tep (Fig. 1 an from the exp nger be distin
h 2019
vity of the
py. In additio microscopy fo
s directly afte of the anima haviour of th fe and slowe nd subsequen e test group
.
rticle adhesio rimental grou
. 1 and 3).
1000x magnific
animals of th
the Cumbasi herences we comparison t
nd Fig. 3). Th perimental an nguished afte n, or
er als he er.
nt is
on up
ca‐
he
l®
re to he nd er
F ti
F w fi A a d
F p
ig. 2: Light mic ion. Control gro
ig. 3: Light mi washing of Cum
ication.
A blockade of an injury of th detected by li
ig. 4: Treated particles around
roscope image oup.
icroscope imag basil® Mite and
f the joints b he cuticle of t
ght microsco
mite at 40x m d the mouthpar
‐ Dep of a mite leg a
ge of a mite le d subsequent d
by Cumbasil®
the extremit opy.
magnification. T rts is clearly visi
Resear
partment of Ag www4.fh‐swf t 1000x magnif
eg after simpli drying. 400x ma
Mite as wel ies could not
he high density ible.
rch Note
griculture, Soest f.de/cms/forsch
fica‐
ified agni‐
l as t be
y of
Dis Th Cu co GA
ME
pa bru flo Cu rem wit A b pa aft str pa ab ea po Th me dia Fin Wit me
Ref Ga Inv chi 4/2 Ga infl en No Me ato der Pes pp
es
t – ISSN 2567‐0 hungsnotizen/
scussion e movemen mbasil grou mparable to
ARMEISTER & B
EWIS und ULR
rticles were ushing off t our beetles). I
mbasil partic moved by c
thout further blockage of t rticles could ter the simpl rong attachm
rticular to th ility to move ch leg. The t ollination arou e adhesion o ent is theref atom soils.
nancial support tteler (Rüthen, ents of good sci
ferences
rmeister, R., Sc vestigation on t cken mite (Der 2019, SWUAS
rmeister, R. & B luence of Cumb mite (Dermany . 5/2019, SWUA ewis, I., Ulrichs, omeenerden au r abrasiven sow st Science 72 (1
113‐121
No.
0484 ‐
t behaviour p after the o the untre
OELHAUVE 201
ICHS (1999) r difficult to heir experim
n the presen cle loading co
arefully drip r mechanical he joints by f not be dete e cleaning st ment to the m
he Tarsi, wh and climb a treated varia und the mout of the Cumba fore much le
t: This work w , Germany) an entific practice
hulz‐Beenken, he invasiveness manyssus gallin
Boelhauve, M. ( basil® Mite on t yssus gallinae) o AS
C. (1999): Wirk uf vorratsschädl wie sorptiven Ef 1999), Blackwel
. 6/March 2
of the anim simple clean eated contro 19).
reported that remove whe mental anima nt study, how ould be almo pping on the action (cf. Fig firmly embed ected by lig tep. Howeve musculoskele hich are impo
nd sit on the ants also sho thparts (Fig. 4 asil particles ess pronounc
was financed b nd was subject e.
A. and Boelhau s of Cumbasil®
nae). Research
(2019): Investig the movement on feathers. Re
kungsweise am liche Insekten.
ffekte. Az. Schä ll Wissenschafts
2019
mals from th ning step wa ol group (se
t the Kieselgu en washing o als (grain an wever, the hig ost complete e animals an
g. 3).
dded Cumbas ht microscop r, there was etal system,
ortant for th e distal limb o owed a stron
4).
to the integ ced than wit
by the compa t to the requir
uve, M. (2019):
Mite on the red Notes, No.
gation on the of the red chick search Notes,
morpher Di‐
Untersuchung dlingskunde / J s‐Verlag, Berlin
he as ee
ur or nd gh ely nd
sil py a in he of ng
u‐
th
ny re‐
d
k‐
J.
n,
