Table 4 Infections and genotypes of intestinal parasites in pigs

Location

 Henan

460

261

13

C. scrofarum (9), C. suis (4)

59

EbpC (38), EbpA (9), Henan-IV (4), CHG19 (3), PigEBITS5 (3), CHS5 (1), H (1)

189

ST1 (4), ST3 (2), ST5 (183)

 Shaanxi

942

271

18

C. scrofarum (3), C. suis (15)

74

EbpC (34), EbpA (32), HIJ-IV (4), O (3), BEB6 (1)

179

ST1 (13), ST3 (14), ST5 (152)

 Shandong

69

52

0

-

27

EbpC (12), EbpA (7), PigEBITS5 (4), CHS5 (2), CHG19 (2)

25

ST3 (3), ST5 (22)

 Guangdong

108

90

2

C. suis (2)

21

PigEBITS5 (5), EbpC (13), EbpA (3)

67

ST1 (2), ST3 (3), ST5 (62)

 Jiangsu

108

104

8

C. scrofarum (8)

45

EbpC (44), CHS5 (1)

51

ST1 (2), ST3 (2), ST5 (47)

 Jiangxi

107

42

0

-

0

-

42

ST5 (42)

Pig developmental stage

 Suckling piglets (< 21 days)

248

58

0.4% (1/248)

C. scrofarum (1)

1.6% (4/248)

EbpC (2), EbpA (1), PigEBITS5 (1)

21.4% (53/248)

ST5 (53)

 Weaning pigs (1–2 months)

444

319

6.5% (29/444)

C. suis (19), C. scrofarum (10)

24.8% (110/444)

EbpC (75), EbpA (15), PigEBITS5 (6), HIJ-IV (4), CHS5 (1), H (1), Henan-IV (3), CHG19 (5)

40.5% (180/444)

ST1 (4), ST3 (4), ST5 (172)

 Finishing pigs (3–6 months)

670

193

0.9% (6/670)

C. scrofarum (5), C. suis (1)

6.5% (44/670)

EbpC (34), EbpA (7), PigEBITS5 (2), Henan-IV (1)

21.3% (143/670)

ST1 (2), ST3 (10), ST5(131)

 Sows (> 6 months)

432

250

1.2% (5/432)

C. scrofarum (4), C. suis (1)

15.7% (68/432)

EbpC (30), EbpA (28), PigEBITS5 (3), CHS5(3), BEB6 (1), O (3)

41.0% (177/432)

ST1 (15), ST3 (10), ST5(152)

Breeding scale

 Large-scale

833

275

16

79

180

 Xianyang

200

20

0

–

1.5% (3/200)

EbpA (3)

8.5% (17/200)

ST5 (17)

 Hanzhong

30

13

0

–

0

–

43.3% (13/30)

ST5 (13)

 Xuchang

100

28

2.0% (2/100)

C. scrofarum (1), C. suis (1)

2.0% (2/100)

EbpC (2)

24.0% (24/100)

ST1 (1), ST5 (23)

 Hebi

26

8

0

–

0

–

30.8% (8/26)

ST5 (8)

 Xinyu

107

42

0

–

0

–

39.3% (42/107)

ST5 (42)

 Xuzhou

108

104

7.4% (8/108)

C. scrofarum (8)

41.7% (45/108)

EbpC (44), CHS5 (1)

47.2% (51/108)

ST1 (2), ST3 (2), ST5 (47)

 Weinan1

262

60

(3.0%) 6/262

C. suis (4), C. scrofarum (2)

(11.06%) 29/262

EbpC (15), EbpA (14)

(9.5%) 25/262

ST1 (3), ST3 (2), ST5 (20)

Small-scale

961

545

25

147

373

 Baoji

250

99

0.8% (2/250)

C. scrofarum (1), C. suis (1)

1.2% (3/250)

EbpC (3)

37.6% (94/250)

ST1 (6), ST3 (6), ST5 (82)

 Linyi

29

20

0

–

31.0% (9/29)

EbpA (5), PigEBITS5 (4)

38.0% (11/29)

ST5 (11)

 Heze

40

32

0

–

45.0% (18/40)

CHS5 (2), EbpA (2), EbpC (12), CHG19 (2)

35.0% (14/40)

ST3 (3), ST5 (11)

 Zhoukou

87

58

8.0% (7/87)

C. scrofarum (7)

9.2% (8/87)

EbpA (6), EbpC (2)

49.4% (43/87)

ST1 (3), ST3 (1), ST5 (39)

 Kaifeng

76

61

0

–

26.3% (20/76)

CHS5 (1), H (1), CHG19 (1), EbpA (2), Henan-IV (3), EbpC (12)

53.9% (41/76)

ST5 (41)

 Xinyang

129

74

0

–

10.1% (13/129)

EbpC (13)

47.3% (61/129)

ST5 (61)

 Nanyang

12

16

25.0% (3/12)

C. suis (3)

91.7% (11/12)

EbpC (6), CHG19 (2), PigEBITS5 (3)

16.7% (2/12)

ST5 (2)

 Zhumadian

30

16

3.3% (1/30)

C. scrofarum (1)

16.7% (5/30)

EbpC (3), EbpA (1), Henan-IV (1)

33.3% (10/30)

ST3 (1), ST5 (9)

 Heyuan

108

90

1.9% (2/108)

C. suis (2)

19.4% (21/108)

EbpC (13), EbpA (3), PigEBITS5 (5)

62.0% (67/108)

ST1 (2), ST3 (3), ST5 (62)

 Weinan2

200

79

(5%) 10/200

C. suis (10)

(19.5%) 39/200

EbpC (17), HIJ-IV (4), O (3), EbpA (15)

(15.0%) 30/200

ST1 (4), ST3 (6), ST5 (20)

Total

1794

820

2.3% (41/1794)

C. scrofarum (20)

C. suis (21)

12.6% (226/1794)

EbpC (141), EbpA (51), HIJ-IV (4), PigEBITS5 (12), Henan-IV (4), BEB6 (1), CHS5 (4), H (1), O (3), CHG19 (5)

30.8% (553/1794)

ST1 (21), ST3 (24), ST5 (508)