First, why add salt in the feed?

1. Salt is an essential part of the sheep's growth and development process. It not only maintains the osmotic pressure of body fluids, but also ensures the transportation of nutrients and excretion waste.

2, is conducive to the absorptio…

People's Daily Online, Beijing, June 29 (Reporter Ma Li) In June, the "Scientific Words List" was released today.

“Monthly Scientific Myths” is jointly released by the Beijing Science and Technology Associ…

The onions are cheap and nutritious, but the pungent odor and tearfulness when cutting an onion also cause many problems. Many people therefore refuse the onions to the table. In recent years, the medical value and health effects of onions have gradually been accep…

First, the main characteristics of bud disease

1. The symptoms and pathogenicity of buds

Symptoms not only occur on the shoots and buds, but also on the bases of the stipules and petioles. Symptoms in the base of the stipes appear dark brown, brittle, and brittle. Eventuall…

First, pathogens and symptoms

The pathogen of cucumber black spot disease is the fungus and the fungus Cladosporium subsp. Its pathological characteristics are that cucumbers can be infected during the entire growth period, and leaves, stems and melons can be affected. At the onset…

"Flowers are like a fierce fire and the sun is shining. If a child drops a pearl from the jade disk," he said. Regardless of flowers or fruit, pomegranates are potted plants. Pomegranate flowers have a single valve, double valve difference; color red, red, yellow, white, red and …

Eggplant and tomato gray mold are very stubborn in the shed. Therefore, it is suggested that the farmers should focus on prevention. As usual in governance:

1, pay attention to falling flowers, rotten leaves and other clean-up at any time.

2, spray prevention, such as x Xia…

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First, field management 1, timely earth training. At present, farmers often have thin soil and narrow ridges. They are prone to produce sweet potatoes and affect the commercial nature. They must combine cultivator large-scale cultivation soil once, be 2 to 3 cm thick, and cover the entire …

Amaranth has been eaten as wild vegetables since ancient times and has a long history of cultivation. The leek is soft, the dish is rich, and the entrance is sweet. Amaranth has strong resistance, easy growth, drought tolerance, moisture resistance, high temperature res…

First, avoid high temperatures. Beans do not like high temperatures, and higher temperatures often cause legume beans to grow and fall. The temperature in the spring shed is relatively high. If we do not pay attention to strengthening the ventilation, the flowering fruit setting rate of th…