Wiki: Primary Production primary production primary productivity primary production primary production primary production gross primary production producers primary production primary production http://en.wikipedia.org/wiki/Primary_production English primary production primary production English ocean's primary production primary production primary production primary production (NPP) primary production English primary productivity primary production English apparently around 56.4 Gt C/yr primary productivity Net primary production primary production Net Primary Production [en] English Net primary production 104.9 giga-tonnes (gt) primary producers primary production primary production ocean's primary production Primary production producers primary production producers primary production Primara produktado primary production primary production primary productivity producers English primary production Net Primary Productivity (NPP) of biologists primary production habitat productivity Wiki: Primary Production English primary production primary production English Wikipedia Wiki ocean's primary production primary production primary production primary production Wikipedia 48.5 gt primary production primary production primary production primary production primary production primary production gross primary production primary production primary production primary production English productivity primary production net Net Primary Production primary production primary production English primary production primary production English English primary productivity 56.4 giga-tonnes (gt) gross primary production Primara produktado primary production англ. 104.9 giga-tonnes (gt) primary productivity primary production primary productivity net primary productivity primary production primary production primary productivity gross primary production primary productivity gross primary production primary production English primary productivity primary production Wiki: Primary Production gross primary production primary productivity English Primary production Net Primary Production primary production primary producers English Net primary production primary production English primary productivity Net Primary Production primary productivity Primary production net primary productivity English English ocean's primary production ocean's primary production [en] Wikipedia English English English primary production primary productivity primary production primary production primary production primary production primary production Gross Primary Production primary production primary production primary production English primary production primary production primary production Wiki: Primary Production – GPP & NPP English primary production primary production primary production English English Wiki 48.5 gt Wiki: Primary Production – GPP & NPP primary production ocean's primary production primary productivity primary production primary production primary production English primary production English primary production http://en.wikipedia.org/wiki/Primary_production production 56.4 giga-tonnes (gt) producers Net Primary Production English primary productivity English primary production primary production primary production primary production producers primary production Primary production production English primary production primary production English English primary production http://en.wikipedia.org/wiki/Primary_production Primara produktado Primary production primary productivity primary production Net Primary Production (NPP) primary production primary productivity primary production primary production primary production primary production producers Primary production primary production ocean's primary production primary production primary production gross primary production English primary production primary production primary production primary production Primary production - Wikipedia, the free encyclopedia English Gross Primary Production English primary production primary production English primary productivity primary production primary production primary production English primary productivity