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三年来，我县推广水稻半导式垄作技术有了较大突破，1991年推广6．031万亩，占全县稻田面积的55．1％，平均亩产稻谷431．8公斤，亩增56．4公斤；1992年推广7．0384万亩，占稻田面积的62．3％，平均亩产稻谷469公斤，亩增60公斤，增产14．7％；1993年推广7．102万亩，占稻田面
In the past three years, a great breakthrough has been made in popularizing the technology of rice semi-conductive ridge cultivation in our county. In 1991, it spread 6.031 million mu, accounting for 55.1% of the total paddy field area in the county with an average yield of 431.8 kilograms of rice per mu .4 kg; 1992 promotion of 7.0384 million mu, accounting for 62.3% of the paddy field area, the average mu yield of rice 469 kilograms, an increase of 60 kilograms, an increase of 14.7%; 1993 promotion of 7.102 million mu, accounting for Paddy surface