这是一片神奇的土地,千万年的寒来暑往,形成了得天独厚、适宜农耕的寒地黑土;这是一方投资的热土,上百家稻米加工企业在此安营扎寨,筑起产业集群高地。这就是素有“中国优质大米之乡”誉称的庆安县。庆安大米的优质程度从以下数据可见一斑。直链淀粉含量小于17%(其它地区的在19%以上,而直链淀粉过高,会导致米饭发硬)蛋白含量8.4~8.5%(其它地区的在5.5~6%以下);赖氨酸等8种必须氨基酸、碳 This is a magical land. After thousands of years of cold and heat, a wintering black soil is formed that is uniquely suitable for farming. This is a hot spot for investment by one side. Hundreds of rice processing enterprises are camping here and build an industrial cluster. This is known as “China’s high-quality rice town,” said the reputation of Qing’an County. The quality of Qing rice is evident from the following data. The amylose content is less than 17% (other regions are above 19%, while the amylose is too high, it will lead to stiff rice) protein content 8.4 ~ 8.5% (5.5 ~ 6% in other regions below); lysine 8 kinds of essential amino acids, carbon