Inter-annual variations in biometric-based net ecosystem production between cool-temperate young and old-growth forests dominated by Pinus densiflora


Yuta Koyama1, Eri Suzuki2, Nobuhiko Suminokura3, Mitsutoshi Tomotsune4 and Hiroshi Koizumi4, (1)Asano Junior High School and Senior High School, Kanagawa, Japan, (2)Tokyo institute of Technology, Faculty of Life Science and Technology, Tokyo, Japan, (3)Waseda University, Faculty of Science and Engineering, Tokyo, Japan, (4)Waseda University, Faculty of Education and Integrated Arts and Sciences, Tokyo, Japan