Release date: 2016-09-13 Polymerase chain reaction (PCR) is a simple and ubiquitous method of molecularly amplifying DNA fragments. This technology is very important, not only for basic research, but also for diagnostics, forensics and medical applications. Quantitative real-time PCR is a mod
Read MoreWith the advent of winter, counter-season greenhouse vegetables have reached the prime time of production. However, due to the relatively high temperature and humidity in the shed, the damage caused by the micro pests in the shed is affected, which affects the degree of vegetable production in the
Read MoreRelease date: 2015-12-28 Ten years of frozen embryo transfer success Last week, Wang Fang (pseudonym) went to the hospital to take blood and test pregnancy. The result came out very quickly. The blood HCG was positive and she was pregnant. Wang Fang’s heart that has been hanging for h
Read MoreThe seedbed should have loose soil and complete nutrition. During the site preparation, apply 3-5 pounds of special nursery fertilizer for every 10 square meters. Place the ground level and drench it thoroughly. Spray disinfection: The seedlings were sprayed with 2000 times liquid Rui Miao Qing or
Read MoreFrom obscurity to steady progress, China's pharmaceutical machinery industry has gradually formed its own model after long-term development. Not only is the industry expanding, but the internationalization of pharmaceutical companies is also accelerating. In addition, with the in
Read MoreHow much is it to build a cold storage? Professional cold storage design and installation Many customers will ask directly how much to do a cold storage. In fact, the merchant can not tell the customer how much money a cold storage. Because the cold storage is calculated according to the speci
Read MoreIn modern life, many people will pay attention to health, especially the middle-aged and the elderly. The frost is one of the 24 solar terms of the year. How can the health of the frost fall? Let's take a look at the specifics below! How to keep healthy Do warm work At this time, the clothe
Read MoreShiitake mushroom is one of the most common edible mushrooms in daily life. China's mushroom production ranks second in the world. It is also known as mushroom, mushroom, mushroom, toon, etc. Because it contains a unique mushroom fragrance, it is called "shitake mushroom." ". Mu
Read MoreTemperature has a direct relationship with intake, water intake, digestion and absorption, various physiological activities in the body, and resistance to disease. After a small chick has been transported into the house for a long distance, the shepherd temperature should be 38°C to 39°C. T
Read MoreThe law of diminishing returns means that under the premise of relatively stable production conditions, with the increase of the amount of fertilizer, the yield of crops will also increase, but the amount of fertilizer per unit of fertilizer increases instead, so the amount of fertilization should
Read MoreThe technology of wheat straw summer soybean cultivation is based on mechanical harvesting of wheat and returning all or part of the straw to the field, integrating protective mechanical tillage, post-emergence or post-emergence chemical weed control, pest control, chemical regulation, Rhizobium i
Read MoreJujube generally refers to the dry product after the dried fruit is reduced in moisture content, also known as dry dates. Jujube is rich in nutrients and high in sugar content. It is often used to cook porridge and soup. It can also be used in combination with longan and wolfberry soaked in water.
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