純種家畜 的英文怎麼說
中文拼音 [chúnzhǒngjiāxù]
純種家畜
英文
pedigree animal-
Breeders of thoroughbred animals perpetuate genetic disorders to keep pedigrees pure.
純種家畜的養育者們為了保持純正的動物血統無休止地製造遺傳上的混亂現象。Now the city has 12specialized production bases, for example, the 3000mu ( each mu equals 666 square meters ) japanese pear production base in guanna county, the foreign pigs breeding base in donghai county, the sutai pigs breeding bases in guannan and guanyun counties, the 2, 000 mu grapes orchard in ganyu county. it has developed more than 20 special production townships of fruits, tea, beef cattle, pork, flowers. martens and etc. the hill area is specialized in big livestock and fruits, the plain area is specialized in husbandry, flowers and crops and forestry and the coastal area is specialized in martens and blue foxes breeding. the city has 9, 900 big family husbandry breeding farms, 9, 100 family pig breeding farms. among them, 60 farm breed more than 1, 000 pig each. 24 farms breed 100 heads of cattle each and 62 farm have more than 10, 000 husbandry
全市目前培育了特色生產基地12個，如灌南的3000畝日本幸水梨基地、東海的外種豬純繁基地、灌南、灌雲的蘇太豬擴繁基地、贛榆金山2000畝葡萄基地等；形成了果品、茶葉、養牛、養羊、花卉、水貂等特色鄉鎮20個，使丘嶺地區的大牲畜、果品、平原地區的豬禽、花卉、農田林網以及沿海地區的水貂、蘭狐等均形成了區域生產特色；家禽規模飼養大戶已達9900餘戶，生豬規模飼養大戶達9100餘戶，千頭以上豬場達60個，百頭以上牛場24個，萬只以上禽場62個。Based on the natural conditions, land use and production situation and implementation of the valley harnessing measures in the anjiagou river basin, dingxi county, gansu province, in this study the land use types, spatial distribution mode of land use structure, costs of farming, forestry and animal husbandry and their economic returns are analyzed, the qualitative and quantitative maximum economic returns of agriculture and animal husbandry are lucubrated, and an optimized design of land use structure is carried out by using the linear programming method and developing a mathematic model under the restriction of land area, labor forces, livestock forces, social requirements and forage supply
摘要根據甘肅定西安家溝流域自然條件、土地利用狀況、治理措施和生產狀況，通過對土地利用的類型、結構空間分佈模式以及人財物資源的輸入和輸出分析，以種植業和畜牧業總體最大純經濟效益最高為目標，從定性到定量，通過建立數學模型，在土地面積、勞動力、畜力、社會需求和飼料需求的約束之下，應用線性規劃方法進行土地利用結構優化設計，求解最優目標解，得出優化方案。
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