A. G. Pollard

Determination of nitrogen in agricultural materials by the nessler reagent. II.—Micro‐determinations in Plant Tissue and in Soil Extracts

S. H. Yuen, A. G. Pollard · Journal of the Science of Food and Agriculture · 1954 · 156 citations

Environmental Chemistry, Plant Analysis, Engineering +14

Determination of nitrogen in soil and plant materials: Use of boric acid in the micro‐kjeldahl method

S. H. Yuen, A. G. Pollard · Journal of the Science of Food and Agriculture · 1953 · 99 citations

Micro‐distillation Apparatus, Concentrated Boric Acid, Environmental Chemistry +13

The determination of nitrogen in agricultural materials by the nessler reagent. I.—preparation of the reagent

S. H. Yuen, A. G. Pollard · Journal of the Science of Food and Agriculture · 1952 · 59 citations

Modified Reagent, Engineering, Agricultural Economics +20

Carbon‐nitrogen relationships in soil. I.—The immobilization of nitrogen in the presence of carbon compounds

G. W. Winsor, A. G. Pollard · Journal of the Science of Food and Agriculture · 1956 · 38 citations

Physiological and Ecological Studies on an Arctic Vegetation: II. The Development of Vegetation in Relation to Nitrogen Supply and Soil Micro- Organisms on Jan Mayen Island

R. Scott Russell, D. Ward Cutler, Steven E. Jacobs et al. · Journal of Ecology · 1940 · 31 citations