URI: https://soilwise-he.github.io/soil-health#Copper
https://soilwise-he.github.io/soil-health#Copper
commonly regulated heavy metals
essential micronutrient
heavy metals
metals
micronutrients
nutrients
http://aims.fao.org/aos/agrovoc/c_1868
Cu
PPP application
animal manure
herbicides
arable crops