Sugar Apples or Sweetsop, is native to the tropical Americas, but is also widely grown in Pakistan, India and the Philippines.
2
利用扫描电镜、叶表皮离析法和石蜡切片法研究了番荔枝科93种2变种植物叶片的形态结构。
The leaf form and structure of 93 species and 2 varieties of Annonaceae were comparatively studied with the help of scanning electron microscope, epidermal maceration and paraffin section method.
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