Table 11.  Roundup Ready Seeding Rate, Yield 2006  Table 12.  Roundup Ready Seeding Rate, Yield 2006 
Bixby, Irrigated Bixby, Irrigated
Total Alfalfa Yield Total Alfalfa and Weed Yield
Seed Rate (lbs/acre) Herbicide Treatment Seed Rate (lbs/acre) Herbicide Treatment
Roundup Beyond None mean Roundup Beyond None mean
  Tons Dry Matter/Acre*   Tons Dry Matter/Acre*
    `    
8 3.32 2.29 0.72 2.11 8 3.32 4.42 5.43 4.39
12 3.20 2.46 1.42 2.36 12 3.20 4.07 5.18 4.15
16 3.56 2.86 0.83 2.42 16 3.56 4.33 5.43 4.44
20 3.34 3.23 1.65 2.74 20 3.34 3.97 4.85 4.05
mean 3.36 2.71 1.16 2.41 mean 3.36 4.19 5.22 4.26
                   
Interaction seeding rate X herbicide - NS   Interaction seeding rate X herbicide - NS  
CV = 18.5%   CV = 14.3%  
5% LSD for comparing   5% LSD for comparing  
herbicide means: 0.32   herbicide means: 0.44  
seeding rate means: 0.37   seeding rate means: 0.50ns  
       
Design: Split plot w/ herbicides as main plots Design: Split plot w/ herbicides as main plots
   
Plot size:  5' X 30' planted   Plot size:  5' X 30' planted  
  1m X 5m harvested     1m X 5m harvested  
No. of Reps: 4   No. of Reps: 4  
Exp No. 681   Exp No. 681  
Date planted: 4/5/06   Date planted: 4/5/06  
* Total of 3 harvests, 6/23/06, 8/10/06, & 10/5/06 * Total of 3 harvests, 6/23/06, 8/10/06, & 10/5/06