One must supply enough water, and the second is to prevent dry yellow fruit from causing continuous high-temperature drought during the early stage of disease prevention. The greenhouse watermelon grows in a high temperature environment of 50-60°C. Concentrating, absorbing heat and transpir.......

PRRS is commonly known as PRRS and is a newly introduced viral disease in China in recent years. Blue-eared virus can affect the immune system of pigs, and then affect the immune prevention effect of swine fever and other diseases. Pigs suffering from blue ear disease mainly manifested as: ele.......

Tulip is a lily family, is one of the world's famous bulb flowers. Its colorful flower shapes and colors favored by the majority of visitors. Tulips often appear unsatisfactory, such as small dead flowers and blind flowers. Here are some common pest control measures. (A) common pest specie.......

(1) The oyster culture seed should be released into the sea when the temperature of the seawater rises to 8°C in May, and the seedlings in the lower sea should be longer than 1.5 cm. (2) There are three types of quail culture equipment, one is a plastic bucket, the other is a soft net cage,.......

Carrots are rich in vitamins, sugar, starch, potassium, calcium, iron and other nutrients and inorganic salts, especially carotene content is high. It is 6 times that of tomato and 19 times that of Chinese cabbage. Due to its unique flavor, rich nutrition and high medical and health care value.......

Planting large cherries requires nitrogen, phosphorus, potassium, and trace element fertilizers. Organic fertilizers are particularly needed. Generally, organic fertilizers are applied in the autumn. Generally, a tree is 6-10 kg organic fertilizer, and spring fertilizer is generally used a.......

First, heart-broken veins become brown at the beginning of heart-warming symptoms. Afterwards, the leaf-edge cells gradually die and appear dark brown. The pre-harvest period is less frequent, and it usually occurs in 11-12 leaves. The main cause of the disease is caused by calcium deficiency........

1. The larvae of Cyprinus carpio larvae connect the surrounding leaves and tender shoots as temporary nests, and then they feed on them. In severe cases, they eat the leaves and cause seedlings to die. Morphological characteristics: The wings of the adult body are grayish white, with a purple-.......

In early summer, the environment of high temperature and high humidity is extremely sensitive to dairy cows. When the average temperature exceeds the critical temperature of 24°C on that day, the milk yield of dairy cows begins to decline. To achieve high-yield and stable production of dair.......

1. Treat with lime water or vegetation gray water For some wild plants with more bitterness or slightly more bitterness, you can use lime water or grass and wood gray water to heat and boil. After boiling several times, change the water to dip or put it into running water to rinse. Generally, .......

The so-called eco-raising chickens use the grassland or field resources in the summer and autumn evenings, relying on high-brightness lights, preferably with high-pressure mercury lamps, to attract insects into shallow pools of about 1 cm under the lamps for chickens to smoke, according to ins.......

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