seed orchard

Three years' ( 1988~ 1990) observation showed that blooming date and duration had a marked difference among 31 clones of Pinus tabulaeformis in the seed orchard located in Lushi County, but blooming date of different clones overlapped completely.

1988～1990年在河南卢氏油松种子园3a的观测表明：31个无性系的花期早晚和长短有较大差异，但不存在花期不遇的问题；

Analysis of Clone Selective Pairing and Consanguinity Control for Seed Orchard in Pinus massoniana

马尾松建园无性系选配及亲缘关系控制的分析

Result of the test provided a basis for directional seeds supply and roguing of the primary seed orchard.

本试验结果也为英德火炬松种子园定向供种及去劣疏伐提供依据。

Observations and Analyses of the Pollen Dispersal in the Seed Orchard of Cunninghamia lanceolata

杉木种子园内花粉飞散的观测与分析

In addition, the relationship between strobilus spatial distribution and lighting is discussed and some initial suggestions about pruning ard thinning in the seed orchard are presented.

作者讨论了油松树冠受光环境与雌雄球花空间分布的关系，提出了油松种子园无性系整形修剪的初步设想。

They have found areas suitable for seed orchard purposes.

他们找到了适于营建种子园的地区.

Analysis on the variation of female-male flowers and strobilus production of clonal seed orchard of Pinus tabulaeformis carr.

油松无性系种子园雌雄球花量及球果量变异分析。

The production of animals or plants by inbreeding or hybridization. Analysis of Clone Selective Pairing and Consanguinity Control for Seed Orchard in Pinus massoniana

通过杂交或近亲交配的动植物的生产。马尾松建园无性系选配及亲缘关系控制的分析

The Time and Spatial Variation in Blossom of Clones in Yingde Loblolly Pine Advanced Seed Orchard

英德火炬松改良种子园无性系开花的时空变化

New and more sophisticated methods of physiological control should be available to the seed orchard manager.

新的和更先进的生理控制方法,对于种子园管理人员将会有效的.