Oakes Irrigation Research Site
Carrington Research Extension Center * North Dakota State University
P.O. Box 531, Oakes, ND 58474-0531, Phone: (701) 742-2744, FAX: (701) 742-2700, E-mail: Blaine.Schatz@ndsu.edu 
Leonard.Besemann@ndsu.edu
Strip-Till, Soybean on Corn Study
L. Besemann and H. Eslinger
MATERIALS AND METHODS
Soil: Embden sandy loam, Hecla sandy loam and Maddock sandy loam; 
Previous crop: 2012 – field corn.
Seedbed Preparation: Strip-till 18 with an Orthman strip-till machine.
Hybrid: Pioneer 91Y30.
Planting: May 27 @ 205,000 plants per acre in 30 inch rows.
Plots: Plots were 37 ft long by 15 ft (6 rows) wide.  There were four reps.
Fertilizer: All plots received a broadcast application of 31 lbs N/acre, 103 lbs P2O5/acre, 95 lbs K2O/acre, 26 lbs S/acre and 3 lbs Zn/acre as 7‑25-23-6-1 May 3. All plots received 12 lbs N/acre and 40 lbs P2O5/acre as 10-34-0 via strip-till May 18.  
Irrigation: Overhead sprinkler irrigation as needed.
Pest control: Roundup Power Max (30 oz/acre) + AMS (1 lb/10 gal) June 24 and Roundup Power Max (40 oz/acre) + AMS (1 lb/10 gal) July 16.  Section 2EC (8 oz/acre) + COC (1.0 % v/v) July 5 controlled weeds.  Proline (5 oz/acre) July 18, July 24 and August 1 for disease control.  Kendo (3½ oz/acre) July 24 for insect control.
Harvest: October 10 with a 4400 JD combine (60 rows 74 feet long, recorded with a weigh wagon).
RESULTS
        All soybean plots were combine harvested and bulked.  The soybean yield was 65.4 bu/acre at 13.3% moisture and with a test weight of 55.7 lbs/bu.
Oakes Irrigation Research Site
Variety trials Crop index Home page Report 2013
Other strip-till studies 2013
Strip-tilled corn N rate corn corn rotation
Strip-tilled corn N rate corn soybean rotation
Stover removal corn/corn and corn/soybean rotation