Claim · model-written summary
Ecological intensification with 28% less N did not decrease maize grain yield relative to farmer practice.
Zea maysVerbatim
e0“compared with famers' practice(FP),the grain yield and nitrogen uptake under ecological intensification nutrient management(EI) which reducing N fertilizer by 28% were not decreased”
t0“spring maize”
Title
Ping He Plant Nutrition and Fertilizing Science 2012
Other claims from this paper (9)
- Intervention effect Ecological intensification with 28% less N did not decrease maize N uptake relative to farmer practice.
- Intervention effect Ecological intensification increased recovery efficiency by 48.1% relative to farmer practice.
- Intervention effect Ecological intensification increased agronomic efficiency by 56.9% relative to farmer practice.
- Intervention effect Ecological intensification increased partial factor productivity of nitrogen by 43.8% relative to farmer practice.
- Intervention effect Ecological intensification increased net profit by 11.0% relative to farmer practice.
- Intervention effect Without N fertilizer in the first year, second-year grain yield showed no significant effect.
- Intervention effect Without N fertilizer in the first year, second-year nitrogen utilization showed no significant effect.
- Intervention effect Apparent N loss was 97 kg/ha under EI, versus 226 kg/ha under FP.
- Recommendation The authors consider management based on agronomic efficiency, target yield and fertilizer response feasible for yield and environmental protection.