Integrated N management improves nitrogen use efficiency and economics in a winter wheat–summer maize multiple-cropping system Haiyan LiangXueling ZhangXiaoxia Wen Original Article 31 August 2019 Pages: 313 - 329
Zizania aquatica–duck ecosystem with recycled biogas slurry maintained crop yield Guiliang WangJianghong ZhangLingyu Zhu Original Article 04 September 2019 Pages: 331 - 345
Lime and gypsum combination improves crop and forage yields and estimated meat production and revenue in a variable charge tropical soil Carlos A. C. CrusciolRubia R. MarquesAlan J. Franzluebbers Original Article 05 September 2019 Pages: 347 - 372
Nitrogen fertilizer rate increases plant uptake and soil availability of essential nutrients in continuous maize production in Kenya and Zimbabwe Heather R. PasleyJill E. CairnsTony J. Vyn Original Article Open access 07 September 2019 Pages: 373 - 389
Crop performance, biological N fixation and pre-crop effect of pea ideotypes in an organic farming system Gabriele GollnerWalter StarzJürgen K. Friedel Original Article Open access 09 September 2019 Pages: 391 - 405
Farmyard manure improves phosphorus use efficiency in weathered P deficient soil Andry AndriamananjaraTovohery RakotosonDominique Masse Original Article 11 September 2019 Pages: 407 - 425
Maize yield and economic return with controlled-release urea Hongyin ZhouMin ZhangYongshan Wan Original Article 12 September 2019 Pages: 427 - 440
Nitrogen provisioned and recycled by cover crops in monoculture and mixture across two organic farms Ashley A. HolmesAshley A. ThompsonSam E. Wortman Original Article 14 September 2019 Pages: 441 - 453
Greenhouse gas emissions from gradually-filled liquid dairy manure storages with different levels of inoculant V. SokolovA. VanderZaagR. Gordon Original Article 18 September 2019 Pages: 455 - 467
