Boron is a micronutrient for plants required for several biochemical processes ( Cakmak and Romheld, 1997). Boron deficiency is a widespread problem in relatively humid areas, especially in sandy ...
A long-term field experiment was conducted at the Shenyang Agricultural University biochar trial station in Liaoning Province, China (41°49′N, 123°33′E), and the study was started in May 2013. The ...