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1 生产推广的效果合江19号自审定至今,已有20多年的推广历史,实践中看出,该品种集早熟、优质、丰产、耐病于一体,推广呈现出强大的生命力。截止到1998年,在省内外累计推广面积达250万 hm~2。黑龙江省从1982～1998年17年的推广品种统计中,除1997年之外,有16年推广面积占居黑龙江省水稻各品种推广面积之首。自1983年以来,年推广面积一直占黑龙江省水稻年播种总面积的20%左右,最多达27%。推广20多年
The effect of a production promotion Hejiang No. 19 since the validation so far, more than 20 years of promotion history, the practice shows that the variety of early maturity, high quality, high yield, disease-resistant in one, the promotion showed a strong vitality. As of 1998, a total area of 2.5 million hectares has been rolled out inside and outside the province. Heilongjiang Province from 1982 to 1998, 17 years of promotion of species statistics, with the exception of 1997, there are 16 years to promote the area of Heilongjiang Province occupies the first of all varieties of rice to promote the area. Since 1983, the annual popularization area has accounted for about 20% of the total sown area of rice in Heilongjiang Province, up to 27%. Promote more than 20 years