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- construction of seed orchard 实生种子园营建
- Therefore, we claim the reason of the failure of seed production of the seed orchard is caused by the abortion of male strobili in the orchard and without mature tree around the orchard. 上述结果显示雌毬花至少有一部份胚珠的健康状况足以生产种子,故本种子园无法生产种子园的原因为花粉败育及邻近缺乏花粉源所致。
- To improve the parental balance of seed orchard crops, the use of artificial management techniques such as gibberellin A4/7 treatment, rearrangement of clonal ramets is recommended in seed orchards. 为了改善种子园林木的亲本平衡,人工处理技术的使用,例如:赤霉素A4/7处理技术和无性繁殖技术在种子园很受欢迎。
- Construction of Cupressus lusitanica Seed Orchard and Progeny Test of Superior Tree 墨西哥柏实生种子园营建及其优树子代测定的研究
- STUDIES ON PREDICTING MODEL OF SEED YIELD IN CHINESE FIR SEED ORCHARD 杉木种子园种子产量预测预报模型研究
- The building is a construction of wood. 这是木质结构的建筑。
- They have found areas suitable for seed orchard purposes. 他们找到了适于营建种子园的地区。
- The next step is to plan construction of the highway. 下一步就是制定公路的建设计划。
- Where to buy this kind of seed is unknown to me. 我不知道去哪儿购买这种种子。
- Higher level of seed coat fragments. 籽屑碎片太多。
- Study on Establishing Graft Seed Orchard of Pinus massoniana Lamb. 马尾松无性系嫁接种子园营建技术研究。
- There was a great outcry about the construction of the new airport. 公众强烈反对修建该机场。
- How to increase the market share of seed industry? 种子企业如何占领市场?
- As per the contract, the construction of factory is now under way. 根据合同规定,工厂的建设正在进行中。
- Fertilizing effect on bearing fruit of seed tree in clonal seed orchard of Pinus koraiensis 施肥对红松无性系种子园母树结实效应研究
- The TV tower is by far the largest construction of our country. 电视塔明显地是我国最大的建筑。
- Aril crimson, covering ca. 1/2 of seed. 假种皮深红色,覆盖大约1/2的种子。
- STUDIES ON ROGUING OF SEED ORCHARD OF PINUS WITH QUANTITATIVE CHARACTERS OF RATE OF MALE GAMETE AND STROBILE 以配子供量、球果量数量性状对油松种子园去劣疏伐研究
- The local government authorized the construction of a new airport. 地方政府批准建造一个新机场。
- A STUDY ON THE PROMOTING FRUCTIFICATION TECHNIQUES OF SEED ORCHARD OF Pinus tabulaeformis 促进油松种子园结实技术研究