| 1. | : standard specification for encarsia formosa gahan hymenoptera : aphelinidae 粉虱丽蚜小蜂gahan的标准规范 |
| 2. | Life table of natural bemisia tabaci population on cucumber plants in 不同季节黄瓜上烟粉虱自然种群生命表研究 |
| 3. | Comparison of controlling efficacy of 4 pesticides to bemisia tabaci gennadius nymphae 4种农药防治棉花烟粉虱若虫药效试验 |
| 4. | Pooulation dynamics of bemisia tabaci on different host plants and its chemical control 烟粉虱在不同寄主作物上的种群动态及化学防治 |
| 5. | Influence of different ph on spore germination and hyphal growth of aschersonia aleyrodis 值对粉虱座壳孢菌孢子萌发和菌丝生长的影响 |
| 6. | Control strategy and current occurring situation of dialeurodes citri in xiangxi prefecture , hunan province 湘西自治州柑橘粉虱发生现状及防治对策 |
| 7. | Amount and spatial dynamics of population of bemisia tabaci hemiptera : aleyrodidae in different host plants 不同寄主植物烟粉虱种群数量消长及空间动态变化研究 |
| 8. | The experiment was conducted to estimate the economic injury level ( eil ) and economic threshold ( et ) of b . tabaci 摘要研究了烟粉虱在黄瓜上的经济损害水平和经济阈值。 |
| 9. | Its developmental zero was 11 . 01 , and effective temperature constant for one generation was 791 . 27 day - degrees 天敌主要有红点唇瓢虫、草蛉、蜘蛛、捕食螨以及刺粉虱黑蜂、黄色跳小蜂等。 |
| 10. | Developmental grade of pupae and eggs of white fly , aleurocanthus spiniferus , in relation to its optimum control period of the pest in tea garden 茶黑刺粉虱蛹和卵的发育分级及与其防治适期的相关性 |