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玉米是黑龙江省主栽作物,常年播种面积在233万公顷左右。近几年,随着市场经济的发展和粮食供求关系的变化,玉米的内在品质(如淀粉含量、角质率等)较差等矛盾异常突出,这些问题严重制约了玉米生产和农民增收。依据黑龙江省高温、冷凉、旱作农业的特点,结合市场需求及玉米生产中?
Heilongjiang Province, the main crop of corn, perennial sown area of 2.33 million hectares. In recent years, with the development of market economy and changes in the relationship between grain supply and demand, the contradictions among the inherent quality of corn (such as starch content, keratin rate, etc.) are extremely prominent. These problems have seriously hampered the corn production and peasants’ income. According to Heilongjiang Province, high temperature, cold, dry farming characteristics, combined with market demand and corn production?