What are the prevention and control methods of Iris flower rust? What are the efficacy and medicinal value?

Ma Lin is also known as Ma Lian and Lin Hua. Perennial herbs of Iridaceae. Used in medicine with flowers, seeds and roots. Iris flower has the effect of clearing heat and cooling blood, diuresis and detumescence. It is distributed all over the country. So do you know what are the prevention and control methods of Iris flower rust? What are the efficacy and medicinal value?

1. Prevention and control of flower rust of Iris lanceolata

1. The cause of disease

In the south, the fungus passed through the summer mainly as summer spores and became the primary infection source of the disease, and spread throughout the year. In the north, winter spores overwintered on diseased remains, basidiospores and basidiospores were produced in the following year, basidiospores invaded the host to form rust cavity stage, rust spores infected lentils and formed blister summer spores pile, scattered summer spores for re-infection, the disease spread and spread, and winter spores were produced and overwintered in late autumn. In the north, the disease mainly occurs in summer and autumn, especially the leaf condensation and water droplets on the leaf surface are the prerequisites for the germination and invasion of rust spores. The formation and invasion of summer spores could be germinated at 15 ℃ 24 ℃ and 10 ℃ 30 min, among which 16 Mel 22 mol was the best. The average daily temperature is 25 ℃ and the relative humidity is 85%. The incubation period is about 10 days. Lentils entered the flowering and podding stage, the temperature was more than 20 ℃, the humidity was high, the temperature difference between day and night and the duration of dew were long and easy to be prevalent, and there was no disease in seedling stage, but the disease was serious in autumn sowing and continuous cropping. Spring planting is often more serious than autumn planting in some areas of the south.

2. Prevention and control methods

(1) planting disease-resistant varieties. It is recommended to apply compost made by Japanese enzyme bacteria or fully mature organic fertilizer.

(2) Spring sowing should be early, and seedling transplanting can be used to avoid disease if necessary.

(3) cleaning the countryside, strengthening management and proper close planting.

(4) spraying 15% triadimefon wettable powder 1000-1500 times or 50% triadimefon wettable powder 2000-3000 times, 50% sulfur suspension 3000 times, 70% mancozeb wettable powder 1000 times plus 15% triadimefon wettable powder 2000 times, 30% solid stone sulfur mixture 2000-3000 times, 10% Yidomangwei EC 3000 times, 1000-1500 times of 80% Xinwansheng wettable powder, 1000-1500 times of 6% Le Bigeng wettable powder, 9000 times of DuPont Xinxing EC Once every 15 days, once or twice. Stop taking medicine 5 days before harvest.

What are the efficacy and medicinal value of Iris chinensis

1. The medicinal value of Iris chinensis.

Iris is also a kind of traditional Chinese medicine, its flowers, seeds and roots can be used as medicine, and it is a Chinese herbal medicine with excellent efficacy. After being used in medicine, they can be used for diuresis, clearing away heat and detoxification. Usually, it is often used in the treatment of diseases such as adverse urination, jaundice and sore throat.

2. Iris can cure menorrhagia.

Many women have symptoms of menstruation, which can be cured with iris flowers. During treatment, three pomegranate peels and four pomegranate peels can be taken together into powder, and then taken three times a day for a continuous week or so. The symptoms can be significantly improved after more than a month.

3. Iris can cool blood and dissipate blood stasis

The rush flower has the effect of cooling blood and dispelling blood stasis, and has a good therapeutic effect on human blood heat and bad symptoms caused by blood heat. Sixty grams of rush flower, 30 grams of small thistle root and nine grams of grass cream can be fried together with clear water, and then take it. Iris can also treat heat and dampness, and it also has a good therapeutic effect on human enteritis caused by damp-heat. It can be used in combination with purslane and plantain and other traditional Chinese medicine.

Time: 2019-03-16 Click: