การป้องกันกำจัดด้วงหนวดยาวเจาะลำต้นในทุเรียน

iarrun (misiad 3) L ~ B J I ~ O L ~ M B ~ I W ~ U B ~ q~ iI nTkW5~ ~LLI~B~BI E W~AILIO& mudl a i s

nflaauf;dsz8~niwluni~di"(dbiil$,ide) ~ o & ~ s z a i w54.38 - 77.01 % ~ a u a i o d i X o r ~ n ~ s n i w

.m=Anqiw ?%I dinotefuran di'l%i6~amuamuiade r a i u 77.01% S~~IWUI~B imidacloprid bmr

thiarnetoxarn fid~z3w%niwdi"b$ideLa& 66.49 bbaz 62.49% miu616u ~ b l .A, w * <?b d i iwuld
u
dzn

damdu 19.58% (n?sii1Md3) LiflJqin~n??dO%0d1ib~c91$M( l i l r j d n ) luniniu:?Lddi 4dAiuamv~

9,

~da~~~u6nisiloan"uiii4mFmu~~uuduu~uni~viuJi~dBiqingno

% efficacy -- (C,T, - C,T,) x 100 (Puntner,1981)

C2TI

fnu C, = iiuaul46~iaswuamuAiadw&u. ~awclountrol rinuwnaau

c2 = iiuauli&~ias~9uanu.iaAdm&uramclountrol s ~ 5 4 n i ~ ~ m a a u

T, = iiuau~46aiaswuaAndu&iamu~amlun~ou~"s~i~~riatdiown~a~

T, = i i u a u ~ i ~ ~ a ~ ~ nd drip u ~ a ~ ~ " ~u~k nai tmn nlaua un ~ s ~ ~ ~ " s d i

w u i l a~~nn~auiid~dniiniw"b~nioilaanidriiCao39z.m87ii- 64.95% ~ n u a i o d ~
doz9~9nsnlw~a~m"bunis~a9n'u~i<n"b~~adrruamuiab~gi~o~dii~noute"bfuurayn~~edruo z ~ n % n i w
h n i r i l e a n i a ; 7 f La& 64.95% saaai1a.11ZB thiarnetoxarn a irnidacloprid i l e d i i u i i i n 6 a 4 .

~ u a m u i ~ l u s z u z l i5l A0.99 ~ m 5z0.12% miun'iKu ( ( n i o i a ~4) ~ i n n i r n ~ a e a d u l dai ioi nnaeu
iarrum"nb~~qzL~uaiodszmM~m~~a8d.1a u 1 ~ ~ ~ f i u n ~ ~ u n i f ~ a ~ ~ u ~ i ~ m 6 a d r r u a n u i a 1 u ~ ~
(doz8w"siwhnio~~~n"sdrii<~rrueu&asrruams uz aiai i a 88.77 - 99.55%) ~ ~ d f i d t z ~ w " s i ~ ~ a u % i ~
~l"bunlsfledn"u~7<n&a9p9uafluia"butzuYzm~z~# Kaliannan Lmznmz (1979) ~ 1 1 1 ~ 1 ~ ~
rnonocrotophos 0.1 % bbaz phosalone 0.1% "b~~1a~"b~nio~aa6unisdiaiumd6ai1~u1~flia