seed production science 中文意思是什麼

seed production science 解釋
種子生產學
  • seed : n (pl seed(s))1 〈集合詞〉【植物;植物學】種;種子。2 顆粒;晶粒。3 〈pl 通例 seed〉 【生理】...
  • production : n 1 生產,產生;【物理學】(粒子的)生成;製造;(電影的)攝制;(戲劇的)演出;著作。2 產品,製...
  • science : n 1 科學;科學研究。2 (一門)科學,學科。3 自然科學。4 學;學問;〈古語〉知識。5 (拳術、馬術等...
  1. The major factor was the technology of agriculture production in the influence factors of the economy growth of planting of hebei, the contribution ratio to economy growth in planting was 19. 3 %, in which the improved seed, chemical fertilizer, plant protection was 4. 3 %, 2. 5 %, 2. 3 % respectively ; manage technology was 9. 8 %, in which the policy was 4. 0 %, then manage regulation was 2. 9 % and manage method 2. 9 % ; the service technology was 9. 3 %, in which the agricultural extension, the culture education, the agricultural science and research, and material supply were 2. 5 %, 2. 4 %, 2. 3 %, and 2. 1 % respectively

    本文通過對近十年河北省農業勞動生產率和土地生產率指數比較研究,得出比較適合河北省農業發展方向的科技進步模式是以提高土地生產率為主導的模式。近十年來,在影響河北省種植業經濟增長的因素中,主要是農業生產技術對種植業經濟增長貢獻份額較大,為19 . 3 ,其中,良種、化肥、植保的作用份額較大,分別為4 . 3 , 2 . 5 , 2 . 3 ;管理技術為9 . 8 ,其中方針政策為4 . 0 。
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