施肥对油茶生长结实特性影响研究初报
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“十一五”国家科技支撑项目(编号:2009BADB1B07,2009BADB1B0703)、武汉市科技攻关项目(编号:200820422174))和IPNI(Hubei-32)资助。


Preliminary Report on the Effects of Fertilization on Growth and Fruiting of Camellia oleifera Abel.
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    摘要:

    摘要:在壮龄油茶生长期间,不同复合肥用量试验结果表明:施肥显著促进壮龄油茶春梢生长,提高鲜果产量;且随着肥料用量的增加,促进效果增大。综合考虑其增产幅度及肥料成本等因素,冬季和夏季各施用复合肥0.5kg/株较为适宜。不同复合肥用量对油茶鲜出籽率和干籽出油率的影响差异不显著。在武汉市新洲区,推荐大、中、微量元素的适宜配方为:N 100kg/hm2,P2O5 115kg/hm2,K2O 115kg/hm2,硫酸锌15 kg/hm2,硼砂7.5kg/hm2。施肥时期与技术对肥效有显著影响,其中冬季和夏季两次各施用一半肥料(以双半圆沟施)对油茶鲜果增产的促进作用较强。

    Abstract:

    Abstract: Based on the experiment, the authors studied the effects of different compound fertilizer on the growth and fruiting of mature Camellia oleifera Abel.. The results showed that the growth of spring shoots of mature Camellia oleifera Abel. were promoted and fruit yield was improved significantly by compound fertilizer. And the more compound fertilizers used the more effect of promoting on the growth and fruiting of mature Camellia oleifera Abel. Considering the increasing degree of its yield and fertilizer costs, fertilizing 0.5 kg compounds per strains in winter and summer was more appropriate. The differences of fresh seed rate and the oil rate between different compound fertilizer treatments were not significant. the optimum fertilization recommendation were N 100kg/hm2, P2O5 115kg/hm2, K2O 115kg/hm2, zinc sulfate 15 kg/hm2 and borax 7.5kg/hm2 in the Xinzhou District of Wuhan City,. Maturing time and technology had significant impact on fertilizer. It had stronger promoting on the fresh fruit yield by half of the application of fertilizer in winter and summer.

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李金柱 江雄波 邓先珍 程军勇 罗治建 唐岚.施肥对油茶生长结实特性影响研究初报[J].湖北林业科技,2011,(4):

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