leaf differentiation 中文意思是什麼

leaf differentiation 解釋
葉分化
  • leaf : n （pl leaves）1 葉；〈集合詞〉葉子；茶葉，煙葉。2 花瓣。3 （書刊等的）一張（兩面）。4 金屬薄片，...
  • differentiation : n. 1. 差別，區別；區分，劃分。2. 【生物學】分化，變異。3. 【地質學；地理學】（從共同的巖漿產生出不同的巖石的）分異作用。4. 【數學】微分法。
  1. The aim of this work is to have a better understanding of the structure, differentiation and phylogenetic relationship of the tribe hyoscyameae in the solanaceae using evidence from leaf epidermis, seed morphology, palynology, embryology, floral organogenesis, trnl - f and its sequences, and plant geography. the results are summarized as follows : 1. leaf epidermis leaf epidermis of 21 species in seven genera of the tribe hyoscyameae and four species in four related genera was investigated under both light microscope ( lm ) and scanning electron microscope ( sem )

    解剖學在光學顯微鏡和掃描電鏡下，觀察了茄科天仙子族（ hyoscyameae ） 7屬21種及鄰近4屬4種共25種植物的葉表皮特徵，結果表明：氣孔器在各種植物的上、下的表皮均有分佈，多為無規則型，也有不等細胞型；葉表皮細胞形狀有不規則形、十字形、近長圓形和不規則多邊形，垂周壁較平直或各種波狀。
  2. And the viviparous plantlets of both species are formed for the differentiation of floral primodium, but the position if viviparous plantlets is different. for the species of polygonum viviparum l., the viviparous plantlets are formed in the inflorences, while in saxifraga cernua l are in the leaf axils. on the results of observation for morphology and anatomy, vascular bundles of viviparous plantlet are connected with that of their parent

    從來源和性質看，二者的胎生苗均由花原基直接分化形成；但從位置上看，珠芽蓼在花序中形成胎生苗，而珍珠虎耳草則在地上莖的葉腋部位形成胎生苗；從形態解剖角度觀察，胎生苗的維管束與母體的維管束直接相連，胎生苗脫落時，其上已長出葉片1 - 3枚。
  3. Corresponding relationship of maize leaf age index, ear differentiation and shape

    玉米葉齡指數與穗分化及外部形態的對應關系
  4. Effects of antibiotics on inhibition of agrobacterium tumefaciens and differentiation of tobacco leaf

    抗生素對根癌農桿菌的抑菌效果及對煙草葉片分化的影響
  5. Relation between young spike differentiation of ecotypes of wheat at different sowing date in spring and temperature and leaf emergence

    不同生態型小麥春播條件下幼穗分化進程與溫度和葉片出生的關系
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