| 1. | Study on the culture for pinctada margaritifera linne artificial seed 珠母贝人工苗养殖研究 |
| 2. | Electroporation of sperm to introduce foreign dna into the genome of pinctada maxima jameson 大珠母贝精子介导外源基因转移研究 |
| 3. | Present status and future prospects for genetic breeding of pearl oyster pinctada martensii in china 中国马氏珠母贝遗传育种的现状与展望 |
| 4. | South sea pearls come from the white - lipped variety of the pinctada maxima oyster 但近年来,海水珍珠的产量日益减少,在市场上逐渐被淡水珍珠取代。 |
| 5. | Genetic diversity analyses of three wild populations of pinctada martensii dunker . using rapd technique 月季切花衰老相关基因的差异显示及其序列分析 |
| 6. | Analysis of the secreted materials from epithelial cells cultured on mantle of pearl oyster pinctada martensii 培养马氏珠母贝外套膜上皮细胞分泌物的分析 |
| 7. | Tahitian cultured pearls are cultivated from the black - lipped variety of the pinctada maxima oyster which reaches a foot or more in diameter , and produces very large pearls 黑珍珠极为稀少,因此价格也十分高昂。在中世纪的欧洲,它曾是贵族的掌上明珠,如今在欧美,黑珍珠又开始流行起来。 |
| 8. | In this paper , the nacre of hyriopsis cumingii ( lea ) which is one of the main freshwater pearl - forming mollusk in china is studied emphatically , as compared with the nacre of three species of saltwater pearl - forming mollusks , pinctada martensii ( dunker ) , pinctada maxima ( jameson , and peteria penguin ( roding ) . the basic characteristics of nacreous and prismatic layers are understood by powder x - ray diffraction analysis , trace elements analysis , amino acid composition of protein and differential thermal analysis 本文以我国主要育珠蚌淡水三角帆蚌贝壳珍珠层为重点研究对象,以三种海水育珠贝马氏珍珠贝、企鹅珍珠贝及大珠母贝贝壳珍珠层为对比研究对象,首先通过粉末x -射线衍射、微量元素分析、蛋白质氨基酸分析及差热分析对珍珠层及其与之密切共生的棱柱层的基本特征进行了初步研究。 |