part.6 - CRDC

46 การใชน้ํามันหอมระเหยสําหรับพัฒนา ปที่ 40 ฉบับที่ 1 (พิเศษ) มกราคม-เมษายน 2552 ว. วิทยาศาสตรเกษตร
Table 2 Effect of essential oil on packaging material resistant to Maize Weevil
Concentration of essential oil
(%/g/100cm 2 )
Resistance time ( minute)
Cloves Holy basil Sweet basil
Shellac CMC Starch Shellac CMC Starch Shellac CMC Starch
0 (control) 23 22 20 23 22 20 23 22 20
0.1 47 48 49 55 56 53 57 60 58
0.5 80 84 78 101 105 97 105 105 103
1 139 141 135 154 154 158 164 157 132
Table 3 The ability of Maize Weevil to penetrate packaging material coated with essential oil
Concentration of essential oil Number of Maize Weevil to penetrate packaging material within a month
(%/g/100cm 2 )
Cloves Holy basil Sweet basil
Shellac CMC Starch Shellac CMC Starch Shellac CMC Starch
0 (control) 50 50 50 50 50 50 50 50 50
0.1 49.00 49.67 49.33 48.33 48.67 48.67 50.00 49.00 48.67
0.5 43.00 43.33 44.33 42.33 43.00 42.67 42.33 41.33 42.67
1 39.67 39.67 39.00 39.33 39.67 39.33 39.00 38.67 38.67