Snowfall over an experimental site

Fertilizer trial, N @ 600 lb/ac applied twice, in June and in July as ammonium sulphate. White spruce, 1+0, fertilization.

Fertilizer trial, N @ 1200lb/ac applied in June as ammonium sulphate. White spruce, 1+0, fertilization.

Fertilizer trial in transplant red pine at rates of 50,100 and 200lbs/acre, photo 100#N/ac as ammonium nitrate. Red pine, 2+0, fertilizer trial.

Fertilizer trial in maritime pine, 14 years. n.b person at control plot is W. Pritchett (University of Florida).

Fertilizer spreader for use in landscape beds or general land application. Fertilizer, equipment.

Fertilizer spreader made at Larose Forest to apply nitrogen to N- deficient planted white spruce.

Fertilizer spreader made at Larose Forest to apply nitrogen to N- deficient planted white spruce.

Fertilizer injection system at container nursery. Fertilization.

Fertilizer experiment - amount and timing of Nitrogen fertilizer in Lot U-2 results published. White spruce, 2+0, fertilizer experiment.