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依安县地处黑龙江省第三积温带,位于小兴安岭南麓,松嫩平原北缘,年平均有效积温2 506℃,年降水量460mm,优越的地理环境和良好的气候条件,非常有利于高粱的生长,是高粱的主产区,但高粱的栽培在一个时期内一直被视为“小作物”而不被重视,处于种植面积小、科技投入不足、管理粗放、销售困难的境地,制约了高粱的生产。1依安县高粱生产存在的具体问题1.1品种老化,技术薄弱由于品种、栽培技术、配套机械等原因,使得高粱
Located at the southern foot of Xiaoxing’an Mountains and the northern margin of the Songnen Plain, Yi’an County is located in the third accumulation temperate zone of Heilongjiang Province. The annual average effective accumulated temperature is 2 506 ℃ and the annual precipitation is 460mm. The superior geographical environment and good climatic conditions are very favorable to the sorghum Growth, sorghum is the main producing areas, but the cultivation of sorghum in a period of time has been regarded as “small crops ” and not be valued, in a small area of ?? cultivation, scientific and technological input, extensive management, sales difficult situation, constraints The production of sorghum. 1, the specific problems of sorghum production in Yi’an County 1.1 Variety of aging, weak technology Due to variety, cultivation techniques, supporting machinery and other reasons, making sorghum