论文部分内容阅读
临夏州玉米播种面积占粮播面积的1/3以上,玉米对临夏州粮食增产,调整农作物种植结构、轮作倒茬,促进畜牧业发展,增加农民收入发挥了巨大作用。临夏州气候和地理地貌条件特殊,海拔高、阴雨天气多、湿度大、低温寡照、有效积温不高,不良的气候条件要求该区在玉米生产中只能种植早熟玉米品种,而现阶段能在该区推广种植的早熟玉米品种极为短缺。选育出适宜临夏乃至甘肃省高寒阴湿(热量条件较差、无霜
Linxia sown area accounts for more than one-third of the grain-sowing area. Maize has played a significant role in increasing grain production in Linxia, adjusting crop planting structure, crop rotation, promoting animal husbandry development and increasing farmers’ income. Linxia climate and geographical topography special conditions, high altitude, rainy weather and more humidity, low temperature, the effective accumulated temperature is not high, bad weather conditions require that the area in the corn production can only grow early maturing corn varieties, and at this stage can be The precincts of poplar cultivars popularized in the area are in short supply. Breeding suitable for Linxia and Gansu Province alpine wet (poor heat conditions, no frost