The metabolic processes of green plants are mainly due to photosynthesis. Photosynthesis includes photoreactions and dark reactions, and it is also influenced by temperature. Whether it is photoreaction or obstruction of dark reaction will lead to a decrease in the rate of photosynthesis

May 15, State Grid Smart Grid Research Institute of 200 kV high voltage DC circuit breaker project passed the China Institute of Electrical Engineering identification of technical achievements. The appraisal committee believes that the project has made significant innovative achievements in many a

In order to identify the artificial climate chambers, the artificial climate chambers produced by Nippon Koji Co., Ltd. and the domestic artificial climate chambers were comprehensively tested under the same technical conditions within the design requirements. Test content. Lift, cool; w

On May 12, the China Automobile Association released production and sales data for April. In April this year, production and sales decreased by 8.9% and 11% respectively compared with the previous month. Compared with the same period of last year, the output increased by 0.6%, sales volume decrease

The construction and application of the germplasm resource management system provides convenience and rapidity for the genetic breeding of crops, and has a very high application value for the breeding of crop varieties. The development and use of the germplasm resource management system

On March 12, 2013, the reporter learned from South China Heavy Industry that four large-tonnage forklift trucks manufactured by South China Heavy Industry recently formally shipped on board the Xiamen Yuyu Ferry. The destination was Australia. It is understood that the South China Heavy Industry F

Summer heat is very important for car owners. To create a cool and comfortable interior space, proper use of air conditioning and necessary maintenance of air conditioning are essential. Who does not use air conditioning? In fact, the correct use and maintenance methods can not only bring you a co