黄淮海夏玉米品种脱水类型与机械粒收时间的确立
李璐璐,明博,谢瑞芝,王克如,侯鹏,李少昆

Grain Dehydration Types and Establishment of Mechanical Grain Harvesting Time for Summer Maize in the Yellow-Huai-Hai Rivers Plain
Lu-Lu LI,Bo MING,Rui-Zhi XIE,Ke-Ru WANG,Peng HOU,Shao-Kun LI
表4 不同类型玉米品种在不同阶段对积温的需求
Table 4 Demands for accumulated temperature at different stages of different maize types (°C d)
类型
Type
播种-生理成熟
Sowing-PM
播种-28%含水
Sowing-28% MC
播种-25%含水
Sowing-25% MC
I 2993 2982 3118
II 2760 2770 2873
III 2793 2729 2845
IV 2942 2860 2980