Plantae
Wright SJ, Yavitt JB, Wurzburger N, Tuner BL, Tanner EVJ, Sayer EJ, Santiago LS, Kaspari MK, Hedin LO, Harms KE, Garcia MN, Corre MD. 2011. Potassium, Phosphorus, or nitrogen limit root allocation, tree growth, or litter production in a lowland tropical forest. Ecology 92:1616-1625.