Browse on keywords: tillage IPM
Search results on 06/19/13
1503. Dalley, W.J.. 1970. Alternatives in machinery management on Juab County, Utah dry farms.. M.S. Thesis, USU, Logan, UT.
An economic study of farm size versus per acre equipment costs of production. Machine costs per acre of grain produced and total costs (fuel, labor, plus machinery) for the 3 size classes were, respectively: 100-500 ac. - $10.99, $16.27; 500-1000 ac. - $5.66, $10.25; 1000-2000 ac. - $3.21, $7.13.
4565. Morrison, J.E. (and others).. 1988. Conservation planter, drill and air-type seeder selection guideline.. Applied Engineering in Agric., 4(4):300-309.
This guideline contains descriptions of machines used for planting in conservation-tillage conditions and of soil-engaging components for those machines. The user can then match those specifications with available commercial machines or modify existing machines by adding the desired components. T: many figures.
8608. Young, F.L.. 1990. IPM systems research.. unpublished handout from USDA-ARS Weed Research Unit, Pullman, WA 99164.
The IPM Weeds study near Pullman, WA uses two 3-yr crop rotations, two tillage systems, and three weed management (herbicide) levels. Spring pea average yields after 3 yr were higher with chisel plow than with moldboard plow, slightly responsive to increased weed management level, and highest with maximum weed management/chisel plow combination.
9800. Siddoway, F.H., H.C. McKay, and K.H. Klages. 1956. Dryland tillage: methods and implements.. ID Agr. Expt. Sta. Bull. 252 Combined Series, Moscow, ID.
Research at Tetonia, ID. High elevation, ave. ann. precip. 13", evenly distributed. 3% SOM. Examined various stubble and tillage treatments. T: yield, soil moisture, soil erosion.