The JZJS Roots water ring vacuum unit is based on the Roots pump and the water pump as the front stage pump. The Roots water ring vacuum unit uses a water ring pump as the foreline pump, which is more advantageous than other vacuum pumps. It overcomes the limit pressu.......

The performance performance of sows directly affects the efficiency of raising pigs. In China, both large-scale pig farms, medium-sized and small-scale pig farms, or professional fish farmers, the sow has low levels of production performance, such as constipation and insufficient body cond.......

Foreword: Suzhou Changliu Purification Technology Co., Ltd. is dedicated to the clean room, clean room, biological laboratory, physical laboratory, GMP of biochemistry, health food, pharmaceutical products, medical and health, precision.......

As the saying goes: "A crop of flowers depends entirely on fertilizers." The fertilization of crops is particularly important, the fertilizers are selected correctly, and the crops are also productive. What fertilizer is good? There are many opinions, and there are all sayings, b.......

First, the adjustment of the upper arm when rolling different specifications of the bottle This machine can be used to roll the bottle cover of 5-500ml. When using any bottle of the specification, just put the bottle of this specification on the tray, hold the cross arm with one hand, and Loose.......

Practice has shown that fish ponds and their surroundings have more fleas and fish in the ponds are less likely to get sick because oysters secreted by quail have the effect of inhibiting and killing pathogens in pond waters.

The specific method is: in the fish ponds that are not e.......

Fertilizer refers to fertilizer that is applied near the seed or mixed with the seed when sowing or planting. Appropriate fertilization can meet the needs of crops for nutrients as soon as possible, but also can save the top-dressing laborers, on the contrary, it will harm the seeds. There.......

So far, there are only 400 kinds of microbial fertilizers that have been registered and approved by the country, and actually more than 2,000 manufacturers have been produced. The microbial fertilizers sold on the market are uneven, and in order to safeguard the vital interests of farmers,.......

1. The use of improved varieties of garlic to grow mainly depends on the nutrient of the garlic cloves. Therefore, it is recommended to choose garlic, large garlic, and fast-growing varieties.

2. Before planting, prepare the garlic to be soaked in water for a day and night, and the.......

The weather in the autumn is cool, and all the herbs are ripe, full of seeds, and rich in nutrients. It is a good season for sheep and ewes to breed. In the fall, raising sheep mainly focuses on the following nine points.

First, early morning and late autumn cool, noon heat, grazing s.......

Grasping a place where weeds are poisonous: In the autumn, some of the trees, hill slopes, or stone seams often have poisonous weeds such as “women's flowers” ​​and the animals will poison and die. In some low-lying lands or rivers, water plants with capsular .......

Ammonia (NH3) is a colorless, intensely pungent gas. If the ammonia smell on the pig farm is too heavy, it will affect the pig's growth. When it is serious, it will also lead to various diseases, thus greatly reducing the aquaculture efficiency.

Ammonia in pig farms mainly come.......