Pekka Nygren

Components of functional-structural tree models

Risto Siev�nen, Eero Nikinmaa, Pekka Nygren et al. · Annals of Forest Science · 2000 · 211 citations · Full text

Transfer of nitrogen from a tropical legume tree to an associated fodder grass via root exudation and common mycelial networks

Riina Jalonen, Pekka Nygren, Jorge Sierra · Plant Cell & Environment · 2009 · 113 citations

Biogeochemistry, Tropical Legume Tree, Engineering +14

Coarse root architecture of three boreal tree species growing in mixed stands

Tuomo Kalliokoski, Pekka Nygren, Risto Sievänen · Silva Fennica · 2008 · 109 citations · Full text

Extensive Root System, Botany, Coarse Root Architecture +12

Transfer of N fixed by a legume tree to the associated grass in a tropical silvopastoral system

Jorge Sierra, Pekka Nygren · Soil Biology and Biochemistry · 2006 · 103 citations

Tropical Silvopastoral System, Plant-soil Interaction, Engineering +8

Belowground interspecific competition in mixed boreal forests: fine root and ectomycorrhiza characteristics along stand developmental stage and soil fertility gradients

Tuomo Kalliokoski, Taina Pennanen, Pekka Nygren et al. · Plant and Soil · 2009 · 93 citations

Soil Fertility Gradients, Fine Root, Belowground Interspecific Competition +4