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Qiang Zhang

Publications -  7
Citations -  747

Qiang Zhang is an academic researcher. The author has contributed to research in topics: Soil horizon & Soil water. The author has an hindex of 7, co-authored 7 publications receiving 656 citations.

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On-farm evaluation of an in-season nitrogen management strategy based on soil Nmin test

TL;DR: In this paper, an in-season N management strategy based on soil Nmin test was developed under experimental conditions, and more than half-N fertilizer could be saved without grain yield losses, compared with farmer's N management practices.
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Closing the yield gap could reduce projected greenhouse gas emissions: a case study of maize production in China.

TL;DR: On-farm observations indicate that closing the yield gap alongside efficient N management should therefore be prominent among a portfolio of strategies to meet food demand while reducing GHG intensity at the same time.
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On-Farm Evaluation of the Improved Soil Nmin–based Nitrogen Management for Summer Maize in North China Plain

TL;DR: The improved soil N min-based N management is a promising approach to precision N management, which determines the optimum side-dress N rates based on N target values and measured soil nitrate N content in the root soil layer at different growth stages.
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Soil nitrate-N levels required for high yield maize production in the North China Plain

TL;DR: In this paper, the authors evaluated summer maize yield and N uptake response to soil nitrate-N accumulation, and determined soil N levels to meet N demand of high yield maize production in the North China Plain (NCP).
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On-Farm Evaluation of Winter Wheat Yield Response to Residual Soil Nitrate-N in North China Plain

TL;DR: In this paper, a total of 124 on-farm N-response experiments were conducted from 2003 to 2006 in seven key winter wheat (Triticum aestivum L.) production regions of NCP to evaluate wheat yield response to residual soil nitrate-N.