sodininkystė ir daržininkystė 25(4)

the number of fruit tree red spider mites after Abamectin 18 g l -1 , 27 g AI ha -1 and
Abamectin 18 g l -1 , 18 g AI ha -1 treatments. Abamectin 18 g l -1 , 13.5 g AI ha -1 was
very toxic (mortality – 98.7 and 97.1%) 5 and 7 days and moderately toxic (mortality
– 62.4%) after 31 days after treatment.
Table 4. Effects of Abamectin against fruit tree red spider mite (Panonychus ulmi)
in apple tree site in 2005
4 lentelë. Abamectino poveikis raudonosioms sodinëms erkëms (Panonychus ulmi)
obelyse 2005 m.
Mean number of mites per leaf
Erkës ant lapo, vnt.
5 days 7 days 31 days
Treatment
before
Variantas
after after after
treatment
treatment treatment treatment
prieš
purškim¹
5 d. po 7 d. po 31 d. po
purškimo purškimo purškimo
Untreated / Nepurkšta 6.20 abc 12.0 b 11.7 b 2.50 c
Abamectin 18 g l -1 , 27 g AI ha -1 / v.m. g ha -1 7.30 c 0.12 a 0.22 a 0.30 a
Abamectin 18 g l -1 , 18 g AI ha -1 / v.m. g ha -1 5.0 abc 0.12 a 0.27 a 0.47 a
Abamectin 18 g l -1 , 13.5 g AI ha -1 / v.m. g ha -1 4.32 a 0.15 a 0.32 a 0.65 b
Lambdacihalotrin 50 g l -1 , 25 g AI g ha -1 / v.m. ha -1 3.95 a 0.65 a 0.97 a 1.75 c
Spirodiclofen 240 g l -1 , 96 g AI ha -1 / v.m. g ha -1 4.02 a 0.15 a 0.15 a 0.12 a
Spirodiclofen 240 g l -1 , 96 g AI ha -1 / v.m. g ha -1
Note: means within columns followed by the same letter are not different significantly (P=0.05)
according to Duncan’s multiple range test
Pastaba: tarp reikðmiø, skiltyse paþymëtø tomis paèiomis raidëmis, pagal Dunkano kriterijø
(P = 0,05) esminiø skirtumø nëra.
Table 5. Toxicity of Abamectin to fruit tree red spider mite (Panonychus ulmi)
in apple tree site in 2005
5 lentelë. Abamectino toksiðkumas raudonosioms sodinëms erkëms (Panonychus ulmi)
obelyse 2005 m.
Mortality
Toksiškumas, %
Treatment
5 days after 7 days after 31 days after
Variantas
treatment treatment treatment
5 d. po 7 d. po 31 d. po
purškimo purškimo purškimo
Abamectin 18 g l -1 , 27 g AI ha -1 / v.m. g ha -1 99.1 98.4 89.7
Abamectin 18 g l -1 , 18 g AI ha -1 / v.m. g ha -1 98.7 97.1 76.2
Abamectin 18 g l -1 , 13.5 g AI ha -1 / v.m. g ha -1 98.2 96.1 62.4
Lambdacihalotrin 50 g l -1 , 25 g AI ha -1 / v.m. g ha -1 91.4 86.9 0.0
Spirodiclofen 240 g l -1 , 96 g AI ha -1 / v.m. g ha -1 98.1 98.0 92.2
There were found any statistical differences of the number of fruit tree red
spider mites after treatments with Abamectin 18 g l -1 , 27 g AI ha -1 , Abamectin 18 g l -1 ,
18 g AI ha -1 and Spirodiclofen 240 g l -1 , 96.0 g AI ha -1 . Lambdacihalotrin 50 g l -1 , 25.0 g
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