Cnidium Extract, Form : Solid, Liquid

Osthole --- Common Cnidium Fruit Extract
Spec: 10%, 20% 50% Yellow-green Solid; 10% Liquid; 98% White Solid.
Applicable Crops: Vegetables, fruit trees, tea, etc.
Physical & chemical properties: Soluble in alkali solution, methanol, ethanol, chloroform, acetone, ethyl acetate and boiling petroleum ether, and is insoluble in water and petroleum ether.
The mp．83—84~℃, bp．145～150℃.
Functions:
1. The inhibitory concentration of osthole on common plant pathogenic fungi, such as cucumber powdery mildew and Chinese cabbage downy mildew, was 2l~60ug/ml, especially against Melon powdery mildew.
2. It also has quick killing effect on lepidoptera larvae, tea mites, diamondback moth, cabbage caterpillar, and larvae, aphids (LD90 is 50~100ug/mL). The control effect on plutella xylostella and pieris rapae is more than 85% within 24 hours at 100~ug/mL.
3. It can dissolve the villi wrapped on the eggs of noctuid, cause the eggs to fall off, and kill more than 80% of the eggs