(1) Epidemics: Epidemics can be classified as black rot, heart rot, stalk rot, damping-in, etc., due to different sites and different diseases, which occur throughout the year. In the greenhouse with high temperature, excessive watering, and poor ventilation, a large amount of water accumulates in the tip of the leaves, which is most likely to cause the disease. Every year from June to August is the peak of onset. From the seedlings to the flowering plants can be affected, especially the seedlings and new shoots, the heart is most vulnerable. 1Environmental control: The sheds should be ventilated and ventilated, and the light should be sufficient Strict water control during onset, timely removal of diseased leaves, diseased plants, and at the same time avoid top-down spray. 2 Once the infected plant is found, the diseased tissue is immediately removed and the uninfected tissue is cut to about 1 inch. If the disease is severe, the entire plant is removed. 3 scissors and other equipment should be strictly disinfected. 4 Pharmaceutical treatment: It can be sprayed with 80% Zinc Manganese Naita 500 times. It can also be sprayed with 1:2000 8-hydroxyquinoline sulfate, or the diseased plants can be immersed in sodium ortho-phenylphenolate solution for 1 hour, and if necessary, repeated treatment can be performed within 3 to 7 days. (2) Soft rot: Soft rot usually invades the leaves, buds, and bulbs of Hwahuan, and may occur from spring to autumn throughout the year. Control methods: Use of chemical agents: General pesticides are not effective against soft rot, so once the disease has to be abandoned. Therefore, mainly to take preventive measures, using 40% steel fast Ning 400 times liquid spraying effect is good. It is also possible to use more than 68.8% multi-strands or 18.8% of chain microliter 1000 times, spraying once every 7 to 10 days for three to four consecutive times. These drugs can be used interchangeably to avoid plant resistance. (3) Root rot prevention and control method: Use benzene to 1tspoon water 4000g dipping or pouring. (4) Anthrax: Anthrax generally damages the leaves of orchids, pseudobulbs, and flower buds and petals. Control methods: 500 times long Fudan, or 1000 times mancozeb spray, once a week, three times in a row. Plant Extract,Full Spectrum Cbd,Cannabis Oil,Cbd Hemp Extract Xi'an Jmlai Bio-Tech Co., Ltd. , https://www.jmlaisarms.com
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