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CONVERSION TABLES

These and other useful conversions are included in the Farm Pocket Notebook, Circular 841, UF/IFAS.
It's a handy information source, and a convenient format for recording field operations, pesticide use and expenses.
 

Don't find it here?  Go to the other page of Conversions


 

Row 
Width 
(inches)

 Distance to Equal Lenght for 1/100 Acre
1 Acre 1/100 A 1/1000 A 2 
Rows		 4 
Rows		 6 
Rows
ft ft in ft in ft ft ft
18" 
20" 
24" 
28" 
30" 
32" 
36" 
38" 
40" 
48" 
60" 
72"		 29,040' 
26,136' 
21,780' 
18,669' 
17,424' 
16,355' 
14,520' 
13,756' 
13,068' 
10,890' 
8,712' 
7,260'		 290' 
261' 
217' 
186' 
174' 
163' 
145' 
137' 
130' 
108' 
87' 
72'		 5" 
5" 
10" 
8" 
2" 
4" 
2" 
7" 
8" 
11" 
1" 
7"		 29' 
26' 
21' 
18' 
17' 
16' 
14' 
13' 
13' 
10' 
8' 
7'		 0" 
11" 
9" 
7" 
5" 
4" 
6" 
10" 
1" 
11" 
8" 
4"		 145' 
131' 
109' 
93' 
87' 
82' 
73' 
69' 
65' 
54' 
44' 
36'		 73' 
65' 
55' 
47' 
44' 
41' 
36' 
34' 
33' 
27' 
22' 
18'		 48' 
44' 
36' 
31' 
29' 
27' 
24' 
23' 
22' 
18' 
15' 
12'

 

Equivalent Travel Rate		 Miles per hour
1 mph 2 mph 3 mph 4 mph 5 mph 6 mph
= Ft / Minute 88 176 264 352 440 528
= 1000 inch / min & sec 11 min 
22 sec		 5 min 
41 sec		 3 min 
47 sec		 2 min 
50 sec		 2 min 
16 sec		 1 min 
54 sec

 
In-Row 
Spacing 
(inches )
Thousands of Plants per Acre at Row Widths of:
Plants per 100 
feet
8"
 12" 18" 24" 28" 32" 36" 40"
1 
2 
4 
6 
8 
10 
12 
18 
24		 784 
392 
196 
131 
98.0 
78.4 
65.3 
43.6 
32.7		 523 
261 
131 
87.1 
65.3 
52.3 
43.6 
29.0 
21.8		 349 
174 
87.1 
58.1 
43.6 
34.8 
29.0 
19.4 
14.5		 261 
131 
65.3 
43.6 
32.7 
26.1 
21.8 
14.5 
10.9		 224 
112 
56.0 
37.3 
28.0 
22.4 
18.7 
12.4 
9.3		 196 
98.0 
49.0 
32.7 
24.5 
19.6 
16.3 
10.9 
8.2		 174 
87.1 
43.6 
29.0 
21.8 
17.4 
14.5 
9.7 
7.3		 157 
78.4 
39.2 
26.1 
19.6 
15.7 
13.1 
8.7 
6.5
1200 
600 
300 
200 
150 
120 
100 
67 
50

 

 

 

 

 

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