1. Identification and verification of key functional groups of biochar influencing soil N₂O emission

   • Dan Yuan
   • Haijing Yuan
   • Shungui Zhou

   Original Paper 26 January 2021 Pages: 447 - 456

   

2. Effects of two wood-based biochars on the fate of added fertilizer nitrogen—a ¹⁵N tracing study

   • Subin Kalu
   • Gboyega Nathaniel Oyekoya
   • Kristiina Karhu

   Original Paper Open access 28 January 2021 Pages: 457 - 470

   

3. Field-aged biochar decreased N₂O emissions by reducing autotrophic nitrification in a sandy loam soil

   • Xia Liao
   • Christoph Müller
   • Weixin Ding

   Original Paper 29 January 2021 Pages: 471 - 483

   

4. Effects of moisture and temperature on C and N mineralization from surface-applied cover crop residues

   • Resham Thapa
   • Katherine L. Tully
   • Steven B. Mirsky

   Original Paper 04 February 2021 Pages: 485 - 498

   

5. Crop residue application at low rates could improve soil phosphorus cycling under long-term no-tillage management

   • Guohui Wu
   • Kai Wei
   • Lijun Chen

   Original Paper 10 February 2021 Pages: 499 - 511

   

6. Responses of microbial activity to carbon, nitrogen, and phosphorus additions in forest mineral soils differing in organic carbon content

   • Veronika Jílková
   • Kateřina Jandová
   • Jaroslav Kukla

   Original Paper 13 February 2021 Pages: 513 - 521

   

7. A new primer set for Clade I nosZ that recovers genes from a broader range of taxa

   • Bangzhou Zhang
   • C. Ryan Penton
   • James M. Tiedje

   Original Paper 14 February 2021 Pages: 523 - 531

   

8. Biochar decreased rhizodeposits stabilization via opposite effects on bacteria and fungi: diminished fungi-promoted aggregation and enhanced bacterial mineralization

   • Zhiyi Chen
   • Amit Kumar
   • Jianming Xu

   Original Paper 14 February 2021 Pages: 533 - 546

   

9. Co-incorporating leguminous green manure and rice straw drives the synergistic release of carbon and nitrogen, increases hydrolase activities, and changes the composition of main microbial groups

   • Guopeng Zhou
   • Danna Chang
   • Weidong Cao

   Original Paper 02 March 2021 Pages: 547 - 561

   

10. Newly assimilated carbon allocation in grassland communities under different grazing enclosure times

    • Xuejuan Bai
    • Xuan Yang
    • Shaoshan An

    Original Paper 10 March 2021 Pages: 563 - 574

    

11. Shifts in bacterial community in response to conservation management practices within a soybean production system

    • Heather L. Tyler

    Original Paper 12 March 2021 Pages: 575 - 586