Loofah burnout has always been a danger to loofah planting, because loofah burnout directly affects the sale of loofah, and it is also something that growers want to avoid as much as possible. Different symptoms have different treatment methods. Here are some common ones. Loofah symptoms:
1. With the decay of the flower, the stigma of the flower appears black rot.
This may be due to a lack of soil, boron, calcium and other elements caused by the disease, but also with the poor root absorption or water supply is not coordinated.
Can be sprayed with foliar fertilizers containing boron, calcium and other elements, such as Green Fenway No. 3 or No. 2, cap calcium, calcium nitrate, etc., can also be used for flushing some calcium fertilizers such as Norway's calcium nitrate, and it must be noted Rooting, enhancing the absorption capacity of the root system, can increase the application of humic acid, microbial fertilizer, can also be quickly absorbed, or with thiophanate-methyl, hymexazol, aluminum phosphorus manganese phosphorus, etc. The rooting agent irrigated the roots and 0.25 kg per plant.
2, the edge of the petals appears dry, dry and rotten (distinguished from the water burnt flower), the entire petal is not fresh.
This may be a manifestation of the disease on the flowers. In the case of low light, heaviness occurs, especially after the cloudy days.
Thiocazin can be sprayed or used as a medicine or protection agent to reduce the occurrence of diseases.
3, from the edge of the petals began to appear rotten, severe petals, there are symptoms of dripping, sometimes odor, and sometimes there is no white mold.
Smelly but not long hair may be a bacterial soft rot, and Changbai may be a flower rot or a blight, both of which are heavier under high temperature and humidity conditions.
Bacterial soft rot may be foliar sprayed with streptomycin, neomycin, and may also be sprayed with copper preparations such as chlorpyrifos or crown bacillus. Flower rot and Bacillus diseases can be sprayed with foliar sprays such as Kelu, Kejia, Anke, Lei Duomi, etc., or some of the medicaments can be added to the anthers.
Puyang Degren Medical Equipment Co., Ltd. , https://www.degrenyuwei.com