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Tuesday, November 17, 2009

Contributions of science and technology to agriculture


Agricultural science and technology, China is slowly advanced world levels. Contribution rate for advances in science and technology, agriculture's contribution has reached 42%. Department of Agricultural Science and Technology breakthroughs are important in biological technology, latest technology and basic research. China and implementation through monoploid in anther culture and seed culture cells and tissues of plants cultivated in the investigations in the first place worldwide.


Two systems, hybrid seed corn hybrid rice in the study of culture, multi-crop carefully is fine and clean technology, etc. are coming to or have reached, advanced levels. Who to investigate the use of hybrid soybean has been. Since 1949 Chinese scientists have made agricultural worth of plants on 40 species, nearly 5000 new varieties and new clusters of high performance, excellent quality and high resistance to four or five times and allowed to renew major crop varieties. Each time you update, usually from 10 to 30% increases in production. 4820 kg per hectare yield of grain crops in China has reached.


Chinese scientist Yuan Longping, father of international hybrid rice "as is known, China's grain harvest in late twentieth century history marked a milestone, with its achievements in the field of hybrid rice . yuan in 2003 Longping, the hybrid system in rice more than double the issues raised, to achieve its two pilot sites superhíbrido, 12.112 kg of rice per hectare and have paid 12.261 kilograms. Currently, large areas of rice are superhíbrido . Longping year 2008 after the yuan has fixed a target, more than 13.500 kg of rice per hectare yield superhíbrido. Department has planned and executed a series of scientific and technological development that rural areas, including important scientific Xinghuo tree, good crops, and promoting economic development benefits of Liaoyuan concerned. Thank you for these efforts, many scientific advances have come from rural areas and farmers have entered homes, in promoting scientific and technical qualities of farmers Excellent contribute.

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