主要栽培措施对北方春玉米产量贡献的定量评估

杨哲,于胜男,高聚林,田甜,孙继颖,魏淑丽,胡树平,李荣发,李从锋,王志刚

Quantitative Evaluation of the Contribution of Main Management Factors to Grain Yield of Spring Maize in North China

YANG Zhe,YU ShengNan,GAO JuLin,TIAN Tian,SUN JiYing,WEI ShuLi,HU ShuPing,LI RongFa,LI CongFeng,WANG ZhiGang

表1 田间不完全因子试验处理表

Table 1 Treatments of incomplete factorial design with 5 cultivated factors for field experiment

处理 Treatment 栽培措施因子 Cultivation factor 对照模式 CK 增减措施 Supplemented or withheld 品种 Variety 密度 Population 土壤耕作 Tillage 养分管理 Fertilization 喷杀菌剂 Fungicide 农户模式FP — 常规Conventional 低 Low 浅旋 Shallow rotary 一炮轰施肥 Single basal fertilization 无 None + 品种 Variety 耐密 Crowd tolerance 低 Low 浅旋 Shallow rotary 一炮轰施肥 Single basal fertilization 无 None + 种植密度 Population 常规Conventional 高 High 浅旋 Shallow rotary 一炮轰施肥 Single basal fertilization 无 None + 土壤耕作 Tillage 常规Conventional 低 Low 深耕培肥 Deep ploughing with manure 一炮轰施肥 Single basal fertilization 无 None + 养分管理 Fertilization 常规Conventional 低 Low 浅旋 Shallow rotary 优化施肥 Optimized fertilization 无 None + 防病 Fungicide 常规Conventional 低 Low 浅旋 Shallow rotary 一炮轰施肥 Single basal fertilization 喷施With 综合高产HT — 耐密 Crowd tolerance 高 High 深耕培肥 Deep ploughing with manure 优化施肥 Optimized fertilization 喷施With - 品种 Variety 常规Conventional 高 High 深耕培肥 Deep ploughing with manure 优化施肥 Optimized fertilization 喷施With - 种植密度 Population 耐密 Crowd tolerance 低 Low 深耕培肥 Deep ploughing with manure 优化施肥 Optimized fertilization 喷施With - 土壤耕作 Tillage 耐密 Crowd tolerance 高 High 浅旋 Shallow rotary 优化施肥 Optimized fertilization 喷施With - 养分管理Fertilization 耐密 Crowd tolerance 高 High 深耕培肥 Deep ploughing with manure 一炮轰施肥 Single basal fertilization 喷施With - 防病 Fungicide 耐密 Crowd tolerance 高 High 深耕培肥 Deep ploughing with manure 优化施肥 Optimized fertilization 无 None