Long-term potash application and straw return on yield and soil fertility in intercropped wheat-maize system in Ningxia

IPNI-2010-CHN-NX3

Long-term Potash Application and Straw Return on Yield and Soil Fertility in Intercropped Wheat-Maize in Ningxia, 2010 This fixed-site, intercropped wheat-maize study has been conducted at an alluvial soil site in Yinchuan City in Ningxia Province since 1994. The study is evaluating the long-term agronomic effects of NP and NPK treatments used in combination with straw recycling. In 2010, after 17 years, the NPK treatment generated 4. Read more


Year of initiation:2010
Year of completion:2010

Interpretive Summary

2010

Long-term Potash Application and Straw Return on Yield and Soil Fertility in Intercropped Wheat-Maize in Ningxia, 2010 This fixed-site, intercropped wheat-maize study has been conducted at an alluvial soil site in Yinchuan City in Ningxia Province since 1994. The study is evaluating the long-term agronomic effects of NP and NPK treatments used in combination with straw recycling. In 2010, after 17 years, the NPK treatment generated 4.



Project Leader

Youhong Li, Soil and Fertilizer Institute (SFI), Ningxia Academy of Agricultural Sciences


Project Cooperators

None


IPNI Staff

S. Li


Location

Asia \ Eastern Asia \ CHN \ Ningxia


Topics

nutrient removal

maize, wheat

Potassium (K)