Absorption and critical levels of phosphorus in castor bean shoots grown in different soil classes

@inproceedings{Neto2014AbsorptionAC,
  title={Absorption and critical levels of phosphorus in castor bean shoots grown in different soil classes},
  author={Jose Felix de Brito Neto and Leonardo Theodoro B{\"u}ll and Napole{\~a}o Esberard de and Mac{\^e}do Beltr{\~a}o and Jo{\~a}o Paulo Gonsiorkiewicz Rigon},
  year={2014}
}
Soil that has a high degree of weathering, with more inorganic P bound to Fe and Al oxides, has less P availability to plants. Thus, the critical element of a plant refers to the level below which the growth rate and plant production decreases, demonstrating the need for supplementary fertilization. Accordingly, an experiment was conducted in a greenhouse… CONTINUE READING