介绍了杂交早籼新组合金优 4 0 2具有生育期适中、农艺性状好、高产稳产、米质较优、抗逆性强、适应性广等主要特征特性 ,总结出通过适时早播旱育壮秧、合理密植插足基本苗、科学肥水管理“旺根、壮杆、防倒”和综合防治病虫害等获取高产稳产的栽培技术 The main characteristics of Jinyou 4 0 2, a new indica hybrid rice combination with moderate growth period, good agronomic traits, high and stable yield, better grain quality, stronger resistance and wider adaptability, were introduced. Strong seedlings, reasonable planting close enough to meet the basic seedlings, scientific fertilizer and water management “Wang roots, strong bar, fall prevention” and integrated pest control and other access to high and stable yield cultivation techniques