| 1. | The harvest of wild species in the oceans and fresh waters of the earth appears to be approaching its maximum sustainable limit . 对地球上海洋和淡水中野生种的捕捞看来已达到其可维持的极限。 |
| 2. | A cultivated plant of an unaltered wild species 2未驯化野生植物的培育。 |
| 3. | Genetics diversity analysis of sweet potato and related wild species with rapd markers 标记对甘薯及其近缘野生种的遗传多样性分析 |
| 4. | Opponents , however , warn that the health risks are unclear and that gm crops could harm biodiversity by wiping out wild species of rice 相对的,反对者提出警告,表示其对健康的影响仍然是未知数,而且基改作物可能会使野生的稻米绝种,危及生物多样性。 |
| 5. | It is wrong for humans to cause the premature extinction of any wild species and the elimination and degradation of their habitats ( preservation - of - wildlife - and - biodiversity principle ) 这是人类的错误,若引起任何野生动植物物种非成熟情形的灭结,及其栖息地的消失或劣化。 |
| 6. | The living planet index measures overall trends in populations of wild species around the world . it includes 555 terrestrial species , 323 freshwater species and 267 marine species 生生不息地球指数测量全球野生生物种群的整体趋势,包括555种陆地生物323种淡水生物和267种海洋生物。 |
| 7. | Among them many is a wild species , from the high mountain to the even dam , from mound to the clough , there is all the report trace and shadow of the spring flower in everywhere 我国共有报春花230种,云南就有158种。其中多为野生种,从高山到平坝,从丘陵到深谷,处处都有报春花的踪影。 |
| 8. | Ginkgo biloba , which is now unique in ginkgopsida , is referred as a " living fossil " plant . as a wild species , ginkgo biloba is native to china 银杏( ginkgobilobal . )是裸子植物银杏纲中唯一现存的中生代孑遗植物,在中国具有悠久的栽培历史,种质资源丰富,具有重要的经济价值和植物系统学价值。 |
| 9. | When wild species of grape that have good disease resistance are bred with cultivated varieties possessing great qualities of flavour , he says , the result is almost always a wine of lesser quality that has only some of the desired disease resistance 野生葡萄品种具有良好的抗病性,栽培品种具有良好的口味,两者的混合结果大多是低品质的葡萄加低于期望的抗病性。 |
| 10. | The morphological characteristics of pollen grains of 46 cultivars ( types ) of peach ( prunus persica batsch ) and its 5 related wild species were examined by using scanning electron microscopy ( sem ) in order to analyze the origin and evolution of peach germplasm 摘要通过对桃5个野生近缘种、 46份普通桃种质资源进行花粉粒电镜扫描,分析花粉粒之间形态特征的差异,研究光核桃、蟠桃、碧桃等种质资源在桃起源和演化中的地位。 |