No sawdust added, n.b. large seedlings and green colour.cf#45. Jack pine, 1+0, sawdust not added to soil.

Noble fir grown in large "wood" tubes. Noble fir, 1+0, container.

Nodules from roots of Alnus glutinosa in Dorset area; n.b. scale

Nodules of Comptonia peregrina N-fixing

Nodules on black locust (robinia pseudoacacia) with rhizobium bacteria nitrogen-fixing; see slides #42 and 43. Alfisol, HF, BSY.

Nodules on roots of Alnus glutinosa from Dorset area; x10.

Nolalu picnic--pictured are Sippilas, Jacobson, Erickson, Pelto, Maki, Kuusisto and Hautanen.

Nolalu railway station.

Nolalu school and students.

Nolalu village, 1920's.