Plant-Derived Pesticides

The insecticidal activity of Veratrum album root and rhizome extract mainly comes from its steroidal alkaloids (such as veratramine, jervine, and angeloyl jervine, etc.). Its mechanism of action is

Pyrethrin is a mixture of insecticidal substances extracted from the flowers of Chrysanthemum cinerariifolium (also known as Pyrethrum cinerariifolium). It is one of the earliest discovered and most

The essence of escin is a secondary metabolite produced by plants to defend against pests. Unlike derrisone (a microbial metabolite) and several previous microorganisms (living organisms), it is a

Aesculin is effective against a variety of pests, especially against lepidopteran pests (such as cabbage caterpillars, small cabbage moths, sugar beet night moths, rice stem borer). It can also be

The pesticide should be applied during the initial outbreak of aphids. The best application time is in the early morning or evening. Using it when the temperature is too high or before an outdoor

Mineral oil is a natural insecticide and acaricide refined from petroleum. It works by blocking the spiracles of pests, causing suffocation, and dissolving the waxy coating of scale insects. It is

Neem oil is a plant-based insecticide extracted from the neem tree, and is recognized as the best biological insecticide in the world today. Its characteristics include high efficiency, low toxicity,

To prevent cucumber bacterial spot disease and cabbage soft rot disease, regular spraying should be carried out before or at the early stage of the disease occurrence. Depending on the severity of

Semen Raphani is a secondary metabolite produced by plants to defend against pathogens and pests. It mainly contains active components such as osmanthus brain. Compared with sobaline (mainly for

Similar to its role as a drug, the function of berberine in agriculture essentially involves utilizing the natural antibacterial substances of plants to combat plant pathogens. It belongs to the same

Thymol is a plant-based fungicide. Its mode of action is more akin to a direct chemical attack. It is not a living microorganism but a natural compound with a definite chemical structure. Due to its

The essence of lentinan polysaccharides is a large polysaccharide molecule. It has almost no direct toxic killing activity against viruses, fungi, or bacteria on its own. Its remarkable feature lies