Table 70. Summary by Tenure of Principal Operator and by Operators on Farm: 2012 (continued) 
[For meaning of abbreviations and symbols, see introductory text.] 
Tenure of principal operator 
Operators on farm 
Item 
Total 
Full owners 
Part owners 
Tenants 
One operator 
More than one 
operator 
FERTILIZERS AND CHEMICALS 
Commercial fertilizer, lime, and soil 
conditioners used 
farms 
5,427 
2,667 
2,092 
668 
2,882 
2,545 
acres treated 
1,011,668 
167,155 
691,800 
152,713 
466,810 
544,858 
Manure used 
farms 
2,634 
1,254 
1,093 
287 
1,201 
1,433 
acres treated 
208,568 
30,483 
150,917 
27,168 
81,244 
127,324 
Acres treated to control- 
Insects 
farms 
2,574 
1,076 
1,113 
385 
1,287 
1,287 
acres 
581,377 
84,103 
405,966 
91,308 
245,211 
336,166 
Weeds, grass, or brush 
farms 
4,799 
2,279 
1,900 
620 
2,512 
2,287 
acres 
1,086,600 
179,306 
744,702 
162,592 
510,221 
576,379 
Nematodes 
farms 
382 
207 
131 
44 
189 
193 
acres 
43,457 
10,489 
27,043 
5,925 
20,941 
22,516 
Diseases in crops and orchards 
farms 
873 
414 
346 
113 
402 
471 
Chemicals used to control growth, 
acres 
140,305 
22,176 
93,930 
24,199 
50,331 
89,974 
thin fruit, ripen, or defoliate 
farms 
254 
134 
82 
38 
131 
123 
acres on which used 
24,543 
6,535 
14,927 
3,081 
12,097 
12,446 
LAND USE PRACTICES 
Land drained by tile 
farms 
736 
347 
319 
70 
367 
369 
acres 
43,840 
10,804 
26,834 
6,202 
22,480 
21,360 
Land artificially drained by ditches 
farms 
1,705 
1,048 
523 
134 
848 
857 
acres 
252,992 
44,721 
180,020 
28,251 
102,697 
150,295 
Land under conservation easement 
farms 
1,628 
1,193 
359 
76 
802 
826 
Cropland on which no-till practices were 
acres 
147,413 
80,131 
57,643 
9,639 
64,621 
82,792 
used 
farms 
3,340 
1,323 
1,543 
474 
1,893 
1,447 
Cropland on which conservation tillage, 
including no till, practices were 
acres 
767,813 
119,608 
526,974 
121,231 
381,448 
386,365 
used 
farms 
1,249 
448 
636 
165 
658 
591 
Cropland on which conventional tillage 
acres 
194,668 
33,619 
138,854 
22,195 
81,889 
112,779 
practices were used 
farms 
2,095 
1,020 
803 
272 
1,165 
930 
Cropland planted to a cover crop 
acres 
145,531 
31,119 
94,894 
19,518 
65,912 
79,619 
(excluding CRP) 
farms 
2,366 
907 
1,125 
334 
1,213 
1,153 
acres 
327,689 
41,483 
233,163 
53,043 
144,478 
183,211 
ENERGY 
Renewable energy producing systems 
farms 
416 
315 
87 
14 
169 
247 
Solar panels 
farms 
284 
219 
55 
10 
96 
188 
Wind turbines 
farms 
29 
19 
10 
- 
13 
16 
Methane digesters 
farms 
2 
1 
1 
- 
1 
1 
Geoexchange systems 
farms 
83 
74 
9 
- 
34 
49 
Small hydro systems 
farms 
3 
3 
- 
- 
1 
2 
Biodiesel 
farms 
45 
20 
22 
3 
31 
14 
Ethanol 
farms 
21 
17 
3 
1 
16 
5 
Other 
farms 
4 
1 
3 
- 
- 
4 
Wind rights leased to others 
farms 
11 
2 
9 
- 
7 
4 
TENURE 
Full owners 
farms 
8,576 
8,576 
_ 
_ 
4,546 
4,030 
Part owners 
farms 
2,671 
- 
2,671 
- 
1,407 
1,264 
Tenants 
farms 
1,009 
- 
- 
1,009 
610 
399 
OWNED AND RENTED LAND 
Land owned 
farms 
11,269 
8,576 
2,671 
22 
5,968 
5,301 
acres 
1,327,239 
875,044 
450,830 
1,365 
677,835 
649,404 
Owned land in farms 
farms 
1 1 ,247 
8,576 
2,671 
- 
5,953 
5,294 
acres 
1,180,233 
741,300 
438,933 
- 
591,188 
589,045 
Land rented or leased from others 
farms 
3,696 
16 
2,671 
1,009 
2,027 
1,669 
acres 
855,244 
1,241 
636,388 
217,615 
407,571 
447,673 
Rented or leased land in farms 
farms 
3,680 
- 
2,671 
1,009 
2,017 
1,663 
acres 
850,512 
- 
634,070 
216,442 
404,469 
446,043 
Land rented or leased to others 
farms 
1,988 
1,769 
178 
41 
1,117 
871 
acres 
151,738 
134,985 
14,215 
2,538 
89,749 
61,989 
NUMBER OF OPERATORS 
Total operators 
Farms by number of operators: 
number 
19,469 
13,564 
4,374 
1,531 
6,563 
12,906 
1 operator 
6,563 
4,546 
1,407 
610 
6,563 
- 
2 operators 
4,587 
3,347 
931 
309 
- 
4,587 
3 operators 
861 
534 
262 
65 
- 
861 
4 operators 
170 
101 
49 
20 
- 
170 
5 or more operators 
75 
48 
22 
5 
- 
75 
Total women operators 
Farms by number of women operators: 
number 
6,296 
4,894 
1,028 
374 
1,107 
5,189 
1 operator 
5,264 
4,114 
849 
301 
1,107 
4,157 
2 operators 
405 
305 
68 
32 
- 
405 
3 operators 
51 
35 
13 
3 
- 
51 
4 operators 
8 
7 
1 
- 
- 
8 
5 or more operators 
5 
5 
- 
- 
5 
See footnote(s) at end of table. -continued 
220 Maryland 
2012 Census of Agriculture - State Data 
USDA, National Agricultural Statistics Service 
