표제지

목차

Ⅰ. 서론 8

Ⅱ. 조사대상 농가 및 조사방법 12

1. 조사지역 및 대상농가 12

2. 조사내용 및 방법 13

(1) 교배 및 번식 성적 13

(2) 분만 성적 13

(3) 이유 성적 13

3. 통계 처리 및 분석 14

Ⅲ. 결과 및 고찰 15

1. 교배 및 번식 성적 15

2. 분만 성적 19

3. 이유 성적 24

4. 상관관계 28

Ⅳ. 요약 32

Ⅴ. 참고문헌 33

ABSTRACT 38

감사의 글 40

Table 1. Mean and standard deviation for number of sow in pig farms 12

Table 2. Mean and standard deviation for mating and reproductive performance 15

Table 3. Mean and standard deviation for farrowing performance (Unit: heads, %) 20

Table 4. Mean and standard deviation for weaning performance 24

Table 5. Correlation coefficients between mating and reproductive performance 29

Fig. 1. Mean and standard deviation for farrowing rate per year in pig farms. 16

Fig. 2. Mean and standard deviation for PSY in pig farms. 17

Fig. 3. Mean and standard deviation for total litter size in pig farms. 21

Fig. 4. Mean and standard deviation for conception rate in pig farms. 23

Fig. 5. Mean and standard deviation for age at weaning in pig farms. 26

Fig. 6. Mean and standard deviation for growing rate of piglets in pig farms. 27