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Nitrogen deficiency in Norway spruce planted 1967, 6 years. Razès.

Nitrogen deficiency (needle chlorosis) in white spruce planted in poorly-drained old field sandy loams. Larose Forest, Limerick

Nitrogen fertilization trial A-60-N1, control on left, 100k/ha on right. White spruce, 2+0, fertilization trials.

Nitrogen fertilization trial N @ 300lb/ac as ammonium sulphate, one of the first such trials in Ontario. White spruce, 1+0, fertilization.

Nitrogen-deficient Norway spruce one year after planting (cf.#74). Dorset.

Nitrogen-deficient white spruce furrow planted in an old field. Nr. Parry Sound

Nitrogen-fixing nodules on Alnus; actinomycetes the organisms. Spodosol, HF, BSY.

Native Language Instructor Program Faculty and Staff Handbook , Faculty of Education, Lakehead University, Summer 1992

Native Language Instructor Program Faculty and Staff Handbook, Faculty of Education, Lakehead University, Summer 1993.

Note that some text has been redacted to preserve personal privacy.

Native Language Instructor Program Faculty and Staff Handbook, Faculty of Education, Lakehead University, Summer 1994.

Note that some text has been redacted to preserve personal privacy.