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本文通过对油松球果生命史的调查,掌握了油松球果在其生长发育过程中的损失情况。提出了一整套促进油松种子园种子丰产的综合技术,使良种产量由原来的平均11．5 kg／hm2提高到26．0 kg／hm2。
In this paper, the investigation of the life history of Pinus tabulaeformis grasps the loss of Pinus tabulaeformis in its growth and development. Put forward a set of integrated technologies to promote the seed yield of Pinus tabulaeformis seed orchard and increase the yield of good seed from 11.5 kg / hm2 to 26.0 kg / hm2.