Á beira do tumulo

Ìöööòòùððö ×ýñññøöý Ñóð× Óö Á ¢ Á ¢ Á Óòøøòòòò Blockiný Øøøðð×

Á Á Ê×ö Ê Ô Ó Ö Ø

Öóñ Á»ç Ùøóññøø Øó Ììñññ Á»ç Ùøóññøø

Àýýööö Á»ç Ùøóññøø

Hendrik Poorter á

Factors that contribute to interspeci®c variation in photosynthetic nitrogen-use eciency (PNUE, the ratio of CO2 assimilation rate to leaf organic nitrogen content) were investigated, comparing ten dicotyledonous species that di€er inherently in speci®c leaf area (SLA, leaf area:leaf dry mass). Plants were grown hydroponically in controlled environment cabinets at two irradiances (200 and 1000...