间隔期
- 与 间隔期 相关的网络例句 [注:此内容来源于网络,仅供参考]
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From the research result mentioned above, it was concluded that the selection of excellent single shoot tissue culture seedlings was an effective approach to guarantee fast growth and high yield of rattan plantation; the application of advance planting technique, such as controlling planting time, seedling number per group and spacing was very important for the purpose of minimizing unfavorable effect of rattan planting on upper trees, increasing cane yield and improving the level of economic gain; the determination of optimal harvest regime by adjusting the first harvest time, the lower limit of stem length for cutting as well as the harvest interval offered technical support to utilize resources reasonably and sufficiently and to enhance the economic benefit dramatically.
综合分析,通过组培快繁技术选择优质组培单芽藤是保证藤林速生丰产的有效途径;根据藤种的生物学特性,选择适宜的林地和上层林分,采取调控种植时间、丛栽株数和株行距等造林措施是减少棕榈藤间种对上层树种不利影响、有效增加原藤产量和提高林地增益水平的关键措施;而通过控制初始采收龄、起采茎长和采收间隔期,确定藤林最佳采收方式是促进资源充分利用、提高藤林的经济效益的有力保障。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力