On-Station Trials on Nitrogen and Phosphate Fertilization of Wheat in Afghanistan, 2018-2019
On-station trials on nitrogen and phosphate fertilization of wheat in four provinces of Afghanistan (Balkh, Bamyan, Kabul, and Kandahar) during the 2018-19 season. One of 20+ trials implemented annually during 2018/19, 2019/20, and 2020/21 under the USAID-funded Grain Research and Innovation (GRAIN) project …