H. P. Harrison

发表

Soil Reactions from Laboratory Studies with an Inclined Blade

H. P. Harrison, 1982 .

ROD WEEDER SOIL REACTING FORCES FOR DIFFERENT ROD SHAPES AND SPEEDS

H. P. Harrison, X. Bai, 1990 .

Instrumentation of a Multicomponent Sensor

H. P. Harrison, 1975 .

Soil Reacting Forces from Field Measurements with Sweeps

H. P. Harrison, Jehangir Khan Sial, 1978 .

Grain drying with solar-heated air.

J. J. R. Feddes, H. P. Harrison, J. B. McQuitty, 1980 .

Soil Reacting Forces for Disks from Field Measurements

H. P. Harrison, 1977 .

Rotor power and losses of an axial-flow combine

H. P. Harrison, H. Harrison, 1991 .

Design of Vertical Rotary Tiller Blades for Reforestation

H. P. Harrison, 1978 .

Conservation of library materials: a progress report

H. P. Harrison, 1983 .

Rodweeder Soil Forces from Field Measurements

H. P. Harrison, R. P. Atkins, 1981 .

SOIL SURFACE PROFILE METER FOR SIMPLE TILLAGE TOOLS

H. P. Harrison, H. Harrison, 1990 .

Methods of Determining Capacity of Farm Machinery

H. P. Harrison, 1968 .

The rod weeder.

H. P. Harrison, 1980 .

Soil reacting forces for two, tapered bentleg plows.

H. P. Harrison, H. Harrison, 1990 .

Screen Oscillation and Aperature Size-Sliding Only

H. P. Harrison, A. Blecha, 1983 .