辽西北地区耐密玉米品种比较试验

Comparative Test of Density Tolerant Maize Varieties in Northwest Liaoning Province

玉米是康平县的主栽作物.为因地制宜地推广玉米耐密品种,以郑单958为对照,对8个耐密品种进行比较试验.结果表明:在8个耐密品种中,东单1775、MC4592、富友968、东单1331综合抗性较好、生育期居中,辽西北地区可根据各品种的抗逆性、适应性和土壤肥力状况选择种植.

Maize is the main crop in Kangping. In order to popularize maize varieties with high density tolerance according to local conditions. 8 varieties with high density tolerance were compared with Zhengdan 958. The results showed that among the eight density tolerant varieties, Dongdan 1775, MC4592, Fuyou 968 and Dongdan 1331 had good comprehensive resistance and middle growth period. According to the stress resistance, adaptability and soil fertility of each variety, the planting can be selected in the northwest of Liaoning province.