Diseases and pests of Ligustrum lucidum
Content: we have a large golden leaf privet every high temperature, high humidity season into a piece of fallen leaves, until withered yellow, ask what is the reason, how to prevent?
Reply: may be caused by fungi "golden privet leaf spot disease" plum rain season will be everywhere "chaos", the onset of the golden privet will soon lose its leaves. It is generally caused by the overdense planting density, which has appeared in large numbers in Shanghai in recent years. Prevention and treatment: spraying germicidal pesticides.
- Prev
Control of common diseases and insect pests of Ligustrum lucidum
The common diseases of Ligustrum lucidum are: leaf spot disease, ring disease, coal pollution disease and so on. The main pests are: shell insects, grubs and so on. Brown spot is the most serious leaf spot disease of privet, which is caused by pathogenic fungi. In the early stage of the disease, there are small brown spots on the leaves, with purplish red halos around them, and black mildew can be seen on the spots. As the temperature rises, sometimes several disease spots are connected, and finally the leaves scorch and fall off. The optimum temperature for the growth of the pathogen was 25 ℃ to 30 ℃, and the optimum temperature for spore germination was 1.
- Next
The high connection of big leaf privet and golden leaf privet
Ligustrum lucidum and Ligustrum lucidum both belong to Oleaceae and Ligustrum lucidum. The former is a good green sub-tree, which is often ignored because of its universality. The latter is a color tree species, which has been widely used by people in recent years. Because the golden leaf privet belongs to the shrub class, which limits its practicability. In order to expand the greening function of the two, the author makes a high connection by learning from each other to achieve this goal. The steps are as follows: branch grafting or budding can be used in spring (sap has flowed, it is best before sprouting). Ligustrum lucidum with breast diameter of 3 cm to 4 cm was used as rootstock.
Related
- Fuxing push coffee new agricultural production and marketing class: lack of small-scale processing plants
- Jujube rice field leisure farm deep ploughing Yilan for five years to create a space for organic food and play
- Nongyu Farm-A trial of organic papaya for brave women with advanced technology
- Four points for attention in the prevention and control of diseases and insect pests of edible fungi
- How to add nutrient solution to Edible Fungi
- Is there any good way to control edible fungus mites?
- Open Inoculation Technology of Edible Fungi
- Is there any clever way to use fertilizer for edible fungus in winter?
- What agents are used to kill the pathogens of edible fungi in the mushroom shed?
- Rapid drying of Edible Fungi