Sesbania ringworm

Symptoms mainly affect the leaves. The lesions on the leaves are irregularly shaped, with a size of 2-10 mm, a central brown color, dark brown edges, and a ring pattern. Leaf spots are similar to black spot, but there are small black spots on the lesions.

Medicinal plant Eucommia ulmoides

The Eucommia ulmoides Oliver Eucommia ulmoides Oliver alias silk skin, silk cotton skin. It is a perennial woody plant of the Eucommia family. It mainly uses bark as its medicine, and it has the functions of supplementing liver and kidney, strong bones and bon

Do it yourself

Composting is an important organic fertilizer in agricultural production. It is based on common plant-based substances and other wastes in the countryside, and is made up of human, livestock, and poultry manure. Taking high-temperature composting as an example, the composting process will

How to skillfully apply fertilizer

The normal growth and development of crops require multiple trace elements. The lack of any one of them will affect the normal development and growth of crops. When they are severely lacking, they will even die. Various elements are important to crop growth and cannot be substituted for ea

Tractor stall emergency measures

In the process of driving the tractor, due to various unexplained reasons, a sudden engine failure may occur. If the vehicle is traveling on a road with a large amount of traffic, rear-end accidents are likely to occur. When this happens, the following emergency measures should be taken: <

Medicinal Plant Pest

The host has safflower, chrysanthemum, psoralen, Codonopsis, and Xanthium.

The larvae infested the larvae of the leaves of the host plant, such as safflower leaves, and left and right upper and lower epidermis, resulting i

What are the characteristics of seaweed biological fertilizer

Seaweed bio-fertilizer is a fertilizer with seaweed extract as its core substance. As a new type of marine biological agent, its remarkable disease-resistance effect is increasingly favored by domestic horticultural lawn growers. The direct cause of seaweed's disease-resistance is the

Misunderstanding in the use of chemical fertilizers

In recent years, due to the increase in people’s awareness of environmental protection, organic agriculture and green food have attracted people’s attention. Some people in the city have proposed rejecting fertilizers, fertilizers, melons, and fertilizers. Experts believe tha

What is the relationship between weather conditions and fertilization?

Crop growth and fertilization effects are closely related to weather conditions. Light affects the photosynthesis of crops, and the product of photosynthesis, sugar, is the energy that supplies root respiration. The lack of energy will affect the absorption of nutrients by roots. Therefore

What is the relationship between weather conditions and fertilization?

Crop growth and fertilization effects are closely related to weather conditions. Light affects the photosynthesis of crops, and the product of photosynthesis, sugar, is the energy that supplies root respiration. The lack of energy will affect the absorption of nutrients by roots. Therefore

Corn mutant ear and double color ear

Symptoms The color of the grains on the ears of the maize showed a difference, showing a normal color and a purple color, and pale yellow and dark yellow.

Causes One or more layers of cells under the skin of the corn kernel are called protein layers o

Corn empty stalk

Symptoms of corn usually have 1-2 panicles, usually one panicle, but in the production process, empty stalks often appear and affect the yield increase. For example, in Kuandian, Yangyan, Benxi, and Huairen in Liaoning Province, the empty stalk rate was 12%-20