| 1. | Some 99 percent of all fish mortality occurs in the larval stage 大约有99的鱼类死亡都发生在幼鱼阶段。 |
| 2. | The developmental stages of the euphausia superba were mostly of the post - larval stages 样品的发育期组成主要是幼(体)后期个体。 |
| 3. | Larval shrimp : good for larval shrimp from zoea stages to mysis stage and post - larval stages 投饲量依孵化槽内的幼鱼,虾之密度而增减 |
| 4. | Bti is most effective when used in the early larval stage when the larvae are actively feeding Bti用于早期阶段的蚊子幼虫,效果比较理想,因为这时幼虫正处于活跃摄食的状态。 |
| 5. | Dragonflies spend their larval stages in water , and therefore aquatic environment is vital for their breeding cycles 由于蜻蜓在水中渡过幼虫阶段,故此水生环境对它们的繁殖周期非常关键。 |
| 6. | Effects of lights of five wavelength on the survival rate of post - larval stage of macrobrachium nipponense de haan in the indoor hatchery conditions 5种波长光对日本沼虾人工育苗幼体成活率的影响 |
| 7. | Many organisms that spend their adult life stuck on the bottom of the seafloor start out as zooplankton in their larval stage 许多成年后附著在海底的生物, ?们在幼虫时期是以浮游动物的型态生活。 |
| 8. | Bs , which is also highly specific to the larvae of mosquitoes , should be applied in the early larval stage when larvae are actively feeding 对蚊子幼虫有极具专门针对性的作用,必须在幼虫早期阶段使用。和 |
| 9. | It also meant that in contrast to the amphibians the reptiles lay fewer eggs , they had no larval stage and fertilization was internal 它并且没有意味,与两栖动物对比爬行动物下少量蛋,他们有幼虫阶段并且受精是内部的。 |
| 10. | In this larval stage of jellyfish life , the planula hooks on to the bottom of a smooth rock or other structure and grows into another stage of jellyfish life , the polyp , which resembles a miniature sea anemone 在海蜇生活的幼体阶段,浮浪幼体吊挂在光滑岩石或其他构筑物的底部并长成海蜇生活的另一个阶段? ?珊瑚虫,它很像一个微缩的海葵。 |