Three-dimensional vibrating screen working principle

ZY series three-dimensional vibrating screen working principle: The ZY series three-dimensional vibrating screen is made up of an upright motor as an excitation source. The upper and lower ends of the motor are equipped with eccentric weights to transform the rotary motio ......

Non-pollution Tea Planting Essentials

In recent years, the international trade market has increased its quality requirements for China's tea (chasing new tea). Resolving pesticide residues is an urgent issue. To produce pollution-free tea (chasing new tea) and ensure a high quality organic food supply market, we must adopt the fol ......

Some green grass cannot feed rabbits

Tests and practices have shown that some grasses and wild herbs cannot be used to feed rabbits to avoid poisoning. First, under no circumstances can you feed the following poisonous grasses and wild herbs: potato pods, tomato pods, larch, nasturtium, pasqueflower, deciduous azaleas, wild ginger, d ......

Mallard duck breeding technology

Mallards are also known as cannabis ducks, red-legged ducks and big ducks. They are introduced from the United States and other places. Mallards are active and have habits of common wild ducks. They can be stocked as well as large groups of captives. Adult males are 50 to 60 cm in length and 1.2 t ......

Winter wheat suffers freezing damage

Wang Miao frozen: in the return period of the green leaves with wolfberry fruit to promote the growth of the heart; in the day when the average temperature rose to 3 oc, the appropriate early pouring back to Qingshui. Weak seedlings are frozen: pour water back into the water at an appropriate lat ......

Sweet Potato Jumping Blindness

The scientific name Halticus minutus Reuter is from the order Hemiptera, Lepidoptera. Also known as black leaping crickets, peanut leaping crickets, commonly known as sweet potato eggs. Distributed in Shaanxi, Henan, Jiangxi, Zhejiang, Fujian, Guangdong, Guangxi, Taiwan, Sichuan, Yunnan and other ......

Leaf vegetable fertilization technology

Leaf vegetable fertilization technology The production of leafy vegetables is inseparable from fertilizers. Good or bad fertilization can also play a good role in preventing and treating diseases. For example, leafy vegetables have more pests and diseases, and the treatment is very difficult. The ......

Spring planting fruit trees watering and keeping seedlings

When planting fruit trees in the spring, scientific watering is an important part of improving the survival rate. The specific methods are: First, dip root water before planting Followed by planting drowning water. With potassium dihydrogen phosphate 0.1 kilograms, fine clay 7.5 kilograms, 7.5 k ......