搜索结果: 1-3 共查到“畜牧学 private”相关记录3条 . 查询时间(0.093 秒)
Effect of Experience, Education, Record Keeping, Labor and Decision Making on Monthly Milk Yield and Revenue of Dairy Farms Supported by a Private Organization in Central Thailand
Dairy Farming Milk Production Revenue Farmer Tropics
2016/5/5
The objective of this research was to assess the effect of experience, education, record keeping, labor, and decision making on monthly milk yield per farm (MYF), monthly milk yield per cow (MYC), mon...
EVALUATION OF ANNUAL EXPOSURE TO NOISE AMONG PRIVATE FARMERS ON SELECTED FAMILY FARMS OF ANIMAL PRODUCTION PROFILE
annual exposure to noise working time schedules dosimetric measurements
2010/12/24
The aim of the study was the recognition and evaluation of annual exposure to noise among private farmers on family farms of animal production profile. The study covered 16 family farms using arable l...
HEARING LOSS AMONG PRIVATE FARMERS IN THE LIGHT OF CURRENT CRITERIA FOR DIMINISHED SENSE OF HEARING
hearing loss PTA (Pure Tone Average) HFA (High Frequency
2010/12/24
The study covered a group of 128 private farmers aged 28–65 (mean age 47.2) who had a period of occupational activity of 11–40 years (23.9 years average).