46 results about "EUPATORIUM Extract" patented technology

The present invention relates to plant disease prevention and control with plant extract, and is especially purplestem eupatorium extract for plant disease prevention and control. The n-hexane and petroleum ether extract of purplestem eupatorium has high inhibiting activity on the pathogenic bacteria causing foot rot of broad bean, early blight of tomato, rice blast and pear scab. The purplestem eupatorium extract may be used to prepare germicide with other natural plant extracts, and the germicide has excellent prevention and control effect on plant diseases. The present invention utilizes purplestem eupatorium extract in preventing and controlling plant diseases for the first time.

The chelating state micronutrient fertilizer with the insecticidal function comprises trace elements and chelating agents and also comprises botanical pesticides and dispersion agents; the chelating state micronutrient fertilizer is shaped like powder; chelating agents are selected from tetrasodium iminodisuccinate salt and or EDTA (Ethylene Diamine Tetraacetic Acid); the botanical pesticides comprise Cynanchum komarovii Al. extracts and also comprise Stellera chamaejasme extracts and Ageratina adenophora extracts. According to the chelating state micronutrient fertilizer with the insecticidal function, the trace elements are added, trace elements and other nutrients brought by a plant source which serves as the pesticides are contained, the trace elements and the other nutrients can be chelated into the chelating state micronutrient fertilizer, the botanical pesticides are also contained, and accordingly the formula is reasonable, the synergistic effect is obvious, the utilization rate of effective components is high, the pest killing effect is good through due to the double insecticidal mechanism for damaging protective enzyme systems and nervous systems of nematodes and the fumigation action of multiple ingredients, and the botanical pesticides are free of pest resistance. The invention also relates to a production method of the chelating state micronutrient fertilizer with the insecticidal function.

The invention discloses a deodorant, which comprises an active extract taking eupatorium adenophorum as a raw material, wherein the active extract is prepared by a method comprising the following steps of: (1) crushing dry eupatorium adenophorum leaves, and screening the crushed eupatorium adenophorum leaves with a 40 to 60-mesh sieve to obtain eupatorium adenophorum powder; and (2) putting the eupatorium adenophorum powder obtained in the step (1) into an extraction kettle, adding a solvent in an amount which is 5 to 6 times mass of the eupatorium adenophorum powder into the eupatorium adenophorum powder, soaking the eupatorium adenophorum powder for 5 to 7 days under the room temperature condition, filtering the solution, repeatedly soaking the eupatorium adenophorum powder three to four times, combining the extracts, and reclaiming the extraction solvent under reduced pressure to obtain concentrate with solid content of 20 to 25 percent, namely the active extract. Because the deodorant contains the active extract taking the eupatorium adenophorum as the raw material, the deodorant has the effects on deodorization and bacteria inhibition, and enlarges the development and utilization range of the eupatorium adenophorum; and an application method of the eupatorium adenophorum extract in the deodorant is provided.