Medicine for treating tomato grey mold and preparation method thereof

Abstract

The invention relates to a medicine for treating tomato grey mold and preparation method thereof. The medicine comprises following components: asarum, walnut peels, clove, larch, xanthium sibiricum, clematis florida, dictamnus dasycarpus turcz, schisandra chinensis, atractylodes macrocephala koidz, a medicine which is named Hongsheng by the inventor, anemone chinensis, garlic, artemisia carvifolia, cortex phellodendri chinensis and divaricate saposhnikovia root. The components are mixed uniformly according to a certain proportion and are extracted through boiled water twice. Alumen and trichoderma strains are added to a filtered supernate. A prepared finished product is applied to whole plants after being diluted in a spraying manner. A contrast experiment proves that a cure rate of the medicine on tomato grey mold can reach more than 90%. The medicine is free of polluting environment, is long in an effective period and is free of residual medicine.

Description

technical field [0001] The invention belongs to the field of drugs for treating tomato gray mold, in particular to a drug for treating tomato gray mold and a preparation method thereof. Background technique [0002] Tomato, also known as tomato and foreign persimmon, is native to Peru and Mexico. It is one of the most commonly cultivated fruits and vegetables in the world. Both China and Japan have large-scale greenhouses, plastic greenhouses and other facilities for cultivation. The fruit is rich in nutrients and has special properties. It can be eaten raw, cooked or processed into tomato sauce. Botrytis cinerea is a serious and common disease in the tomato cultivation process, which is caused by the infection of fungi of the subphylum Deuteromycotina and Botrytis cinerea. The spores and conidia survive the winter on the sick body. When the conditions are suitable, the hyphae will germinate and spread by airflow, rain and people's production activities. The suitable temper...

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Problems solved by technology

[0003] The control measures of tomato gray mold include physical control, agricultural control, chemical control and biological control. The first method is to reduce leaf condensation and lower the temperature by adjusting the temperature and humidity in the greenhouse; the second method is to timely remove diseased flowers, fruits, The diseased leaves are stacked and retting at high temperature or buried deep to avoid disease transmission; the third method is to spray regularly with chemical drugs such as triadin and trimethazine; the fourth method is to use a variety of molds for spray treatment. The above four methods have their own advantages Advantages, but there are problems such as poor control effect and drug residue

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