Symptoms: mainly invade the leaves. At the early stage of disease, small red-brown spots appeared on the leaves and gradually expanded into round lesions, or irregular polygonal lesions, dark brown, with a diameter of 1 mm to 5 mm. In the later stages, the central tissue of lesions turned gray…

1. Breeding Breeding Rabbits are divided into American lines, German lines, and legal lines by pedigree. Due to different cultivation conditions and directions, the three strains have their own characteristics. The U.S. strains have high adaptability, disease resistance, and fertility, but the…

Walking tractor gear box and coulter transmission box are chain drive. During the work, the chain runs up and down due to the elongation of the chain, causing an abnormal "click" sound, scratching the case shell, causing the shell to wear through to cause oil leakage or broken chains…

The use of compound feed for high-input and high-output fish intensive culture is a commonly used mode of culture in pond fish farming. In this type of farming, feed costs can account for more than 60% of the cost of culture. In the current situation where the efficiency of the pond culture is…

Chestnuts should be protected against insects, preservatives and germination before storage.
(1) The insect repellent treatment can be fumigated with methyl bromide in a plastic account or an enclos…

The cultivation of thin-skinned melons in the south is dominated by open sorghum cultivation. In the middle and lower reaches of the Yangtze River, seedlings should be transplanted in mid-April for live broadcasting or in late April; if mulching is used for cultivation, they can be broadcasted…

Apple rotten fruit disease mainly includes apple ringworm disease, anthrax disease, disease rot, black rot, brown rot and so on, all of which can cause good fruit to become defective, affecting yield and reducing orchard efficiency. Apple rot pathogens usually infect fruit during young fruit (…

Chestnut physiological traits, like fresh fruit, are prone to insects, mildew, water loss, rot, germination and black spot during storage. Rotten, infestation and water loss are important causes of postharvest loss of chestnuts. The suitable temperature for chestnut storage is 0-2°C, relati…

It is one of the common faults that the agricultural transport vehicle trips itself during the process of travel. The causes and remedies are as follows: 1. The bearing in the gearbox is tampered with, damaged, or the loose nut at the shaft end loosens, causing the spline shaft to rotate. Axia…

The cultivation of strawberries in a solar greenhouse promotes early ripening of strawberries. The period of fruit picking is from mid-December to March of the following year. The production of off-season production is listed on the market before and after the Spring Festival. The benefits are…

Immediately after the harvest, the garlic was processed. The bulbs were neat, hypertrophied, and the skin color was white. The fresh garlic was used as raw material. First cut the roots and leaves, leave a false stem 2 cm long, peel off the thick old garlic skin that is wrapped on the outside,…

First, the local method pickled Jinhua ham 1. Selection of materials: Select skin thin legs, plump legs, serum hair net, meat fresh pig hind legs, cool thoroughly, you can pickled. The weight of fresh legs is generally around 5-8 kg. The shape of the fresh legs should be trimmed and the fat on…