[1]谢斌,郭俊荣,杨培华,等.影响油松种子园产量的因素及提高对策[J].西北林学院学报,2007,22(06):74-77.
 XIE Bin,GUO Junrong,YANG Peihua,et al.Factors Affecting the Seed Yield of Pinus tabulaeformis Seed Orchard and Countermeasures[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2007,22(06):74-77.
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影响油松种子园产量的因素及提高对策()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第22卷
期数:
2007年06期
页码:
74-77
栏目:
林木育种与培育
出版日期:
2007-12-30

文章信息/Info

Title:
Factors Affecting the Seed Yield of Pinus tabulaeformis Seed Orchard and Countermeasures
作者:
谢斌1郭俊荣2杨培华3张伟兵1王锁民2
(1.陕西省林业厅,陕西 西安710082; 2.陕西省林业勘察设计院,陕西 西安 710082;3. 西北农林科技大学,陕西 杨陵 712100)
Author(s):
XIE Bin1GUO Junrong2YANG Peihua3ZHANG Weibing1WANG Suomin2
(1.Forestry Department of Shaanxi Province, Xi’an,Shaanxi 710082,China;2. Shaanxi Forestry Inventory and Design Institute, Xi'an, Shaanxi 710082,China;3. Northwester A  F University, Yangling, Shaanxi 712100, China)
关键词:
油松 种子园 种子产量
Keywords:
Pinus tabulaeformis seed orchard seed yield
分类号:
S791.254.06
文献标志码:
A
摘要:
根据调查,提出了影响油松无性系种子园良种产量的主要因素,即无性系个体间开花结实的差异、球果害虫危害、雌花授粉不良和栽植密度过大等。通过无性系再选择、留优去劣疏伐和截顶等修剪试验,提高了花期温度,改善了通风透光条件,加强了花粉的传播,促进了油松母树开花结实;进行人工辅助授粉和病虫害防治,能够提高座果率和种子品质,减少球果在其生长发育过程中的损失;提出了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11.5 kg·hm-2提高到26.0 kg·hm-2。西北林学院学报22卷第6期谢斌等影响油松种子园产量的因素及提高对策
Abstract:
Through many years' survey and study, factors which affect the seed yield of Pinus tabulaeformis clonal seed orchard were found out,such as difference of flowering and fruiting among individual clones, cone damage by insect, poor pollination of female flowers, poor ventilation and sunlight in seed orchard due to heavy dense stand, etc. Through reselection of P. tabulaeformis clones, keeping fine and removing inferior trees in thinning, and topping of mothertrees, to increase temperature in flowering period in orchard, improve ventilation and sunlight penetration, help spread of pollens and promote flowering and fruiting of P. tabulaeformis mothertrees. Manassisting pollination and control of pest and disease could improve fruit set percentage and seed quality and decrease cone loss during its growth and development. This paper also brought forward a set of comprehensive technique for improving seed yield of seed orchard, which could increase the seed yield to 26.0 kg·hm-2 from averaged 11.5 kg·hm-2.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:20070416修回日期:20070627基金项目:陕西省科技攻关项目(K95G5)作者简介:谢斌(1964),女,陕西三原人,副研究员,主要从事树木育种研究。
更新日期/Last Update: 2010-05-04