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油茶新造林追肥试验
引用本文:彭邵锋,罗健,陈隆升,马力,陈永忠,王瑞,蒋又来.油茶新造林追肥试验[J].湖南林业科技,2014(1):25-28.
作者姓名:彭邵锋  罗健  陈隆升  马力  陈永忠  王瑞  蒋又来
作者单位:[1]湖南省林业科学院,湖南长沙410004 [2]国家油茶工程技术研究中心,湖南长沙410004 [3]邵阳县林业局,湖南邵阳412100
基金项目:长沙市科技计划项目“油茶高产新品种丰产栽培技术示范”(K1104272-21).
摘    要:为保证新造油茶林营养的及时补充,促进树体生长,对油茶新造林进行了追肥试验,结果表明:施肥能显著促进新造林植株生长,提高叶片叶绿素和可溶性糖的含量;施肥处理的抽新梢率和平均新梢数分别为83.3%和3.8,分别比对照高31.6%和47.0%;施肥处理叶片的叶绿素和可溶性糖含量显著高于对照,分别达5.43 mg/g和39.98 mg/g;不同品种油茶苗造林后施肥效果不同,其中‘湘林67’的施肥生长效果最好;施肥有利于促进容器苗新梢的生长,增加新梢叶片叶绿素及内含物的含量,但对裸根苗造林植株的生长有一定的抑制作用。

关 键 词:油茶  新造林  追肥

Topdressing test of new plantation of Oil-tea Camellia
PENG Shaofeng,LUO Jian,CHEN Longsheng,MALi,CHEN Yongzhong,WANG Rui,JIANG Youlai.Topdressing test of new plantation of Oil-tea Camellia[J].Hunan Forestry Science & Technology,2014(1):25-28.
Authors:PENG Shaofeng  LUO Jian  CHEN Longsheng  MALi  CHEN Yongzhong  WANG Rui  JIANG Youlai
Institution:1. Hunan Academy of Forestry, Changsha 410004, China; 2. National Engineering Research Center for Oil-tea Camellia, Changsha 410004, China; 3. Forestry Bureau of Shaoyang County, Shaoyang 412100, China)
Abstract:In order to ensuring nutrition for new plantation of Oil-tea Camellia in time, topdressing test of new plantation of Oil-tea Camellia was conducted. The result showed that topdressing markedly promoted growth and increased the con- tent of chlorophyll and soluble saeeharide of leaf. The shoot growth rate and average shoot number of topdressing was 83.3% and 3. 8 respectively, more 31.6% and 47.0% than contrast. The content of chlorophyll and soluble saccharide of leaf of topdressing markedly exceeded that of contrast, which reached 5.43 mg/g and 39. 98 mg/g respectively. Differ- ent breeds of afforestation seedling had different topdressing effect, and the growth effect of XL67 was the best. Topdress- ing was beneficial to promote growth of container seedling and increase the content of chlorophyll and inclusion of leaf, but it restrained the growth of bare-rooted seedling.
Keywords:Oil-tea Camellia (Camellia oleifera)  new plantation  topdressing
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