共查询到18条相似文献,搜索用时 46 毫秒
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沃根纺锤树形由德国汤贝斯.沃根教授发明,管理操作方便,适用于甜樱桃高密栽培,采用此树形树高3.0-3.5m,冠径2.5-3.5m,主干高60-80cm,主干上着生水平,单轴延伸的结果枝组10-15个。现已在欧美及中国推广应用。 相似文献
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当前对甜樱桃树多采用纺锤形整形修剪 ,而纺锤形包括自由纺锤形与改良纺锤形。改良纺锤形适于株行距 2 5~ 3.0m× 3.5~ 4 .0m ,自由纺锤形适于株行距 2 0~ 2 5m× 3.0~ 3.5m。1 自由纺锤形修剪 1 1 保证中心干的优势 1)定干高度。定干高度应视苗木质量、高度、粗度、侧芽质量等情况而定 ,苗木质量好定干 80~ 12 0cm。定干后采取刻芽技术 ,促发侧生枝 ,培养小主枝。刻芽时间以春季叶芽萌动后一周左右较好 ,刻芽应采取半圆形或箭头形。 1次刻芽达不到预期效果时 ,应进行第 2次刻芽。 2 )定干当年中心干延长枝及侧生新梢的… 相似文献
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我国甜樱桃裁培面积很少,目前约2.5万hm~2。主要集中在山东烟台(约占全国60%)、辽宁大连等地,栽培技术相对传统。近20年来,因国际间技术交流合作较多,在整形修剪、花果管理、施肥灌水等方面均有新的进展,并且收到了满意的效果。本文仅对甜樱桃纺锤形整形修剪技术与读者进行交流,希望能对您的甜樱桃生长管理有所帮助。不妥之处,敬请同行提出商榷。 相似文献
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<正>整形修剪是樱桃综合管理的重要技术措施之一。只有采用优良的生产树形和适宜的整形修剪技术,才能在生产中取得高产、优质、高效。在樱桃生产中,应重点选择的生产树形甜樱桃纺锤形、矮化丛枝形、改良纺锤形、小 相似文献
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在良好的管理条件下,科学剪枝是实现甜樱桃壮树、高产、稳产、优质、长寿的关键。从苗木定干到幼树整形、结果树修剪,都要符合树体生长发育规律。生产栽培,不同地区,不同技术习惯,具体剪法也有差异。现将生产实践中较好的修剪方法介绍如下。 相似文献
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B. Gonçalves A. Santos A. P. Silva J. Moutinho-Pereira J. M. G. Torres-Pereira 《The Journal of Horticultural Science and Biotechnology》2013,88(5):667-672
SummaryThe aims of this work are to describe the effects of pruning and planting density on growth and water relations of ungrafted and grafted sweet cherry trees. A trial with cherry rootstocks ‘Prunus avium’, ‘CAB 11E’, ‘Maxma 14’, ‘Gisela 5’ and ‘Edabriz’ was begun in 1997. Pruning severities were applied to the rootstocks (0, 30, 60 and 90% of the vegetative growth was removed corresponding to P1, P2, P3 and P4 treatments, respectively) after planting to two plant spacings (S1 = 0.25 × 1.0 m and S2= 0.45 × 1.5 m). Canopy, root growth and leaf water potential (ψleaf) were quantified throughout the growing season. Pruning significantly affected root length and root weight of the rootstocks. Uncut plants (P1) showed a heavier and expanded root biomass (231 g and 108 m) than the intensively pruned plants (P4) (187 g and 75 m). The greater root biomass was obtained with the spacing/pruning combination, S1/P1 (285 g), and the smaller with S1/P4 (180 g) and S2/P4 (176 g). ψleaf varied significantly between the rootstocks and plant spacing but not with pruning. ‘Maxma 14’ and ‘P. avium’ attained the lowest values of midday ψleaf, –2.28 and –2.04 MPa, but the highest values of predawn ψleaf, –0.29 and –0.25 MPa, respectively. Generally, with high density (S1), the rootstocks exhibited lower predawn and midday ψleaf. In 1998, cultivars ‘Burlat’, ‘Summit’ and ‘Van’ were grafted onto rootstocks and a trial was installed in 1999. Predawn and midday stem water potential (ψstem) on cherry trees, measured in 2002, were affected significantly by the rootstock/genotype combination. Cultivars grafted on ‘P. avium’ and ‘Maxma 14’ showed the less negative midday ψstem, –1.36 and –1.42 MPa respectively, so these rootstock genotypes perhaps induced a higher drought resistance to the scion. Recorded data show that the scion-rootstock interaction with regard to production performance under water deficits may be an important consideration in cherry tree planting strategies. 相似文献
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甜樱桃树的纺锤形和改良纺锤形及整形过程 总被引:1,自引:0,他引:1
1 纺锤形纺锤树形的特点是 :中干直立粗壮 ,干高 5 0cm ,树高 3m左右 ,中干上着生 1 5~ 2 0个单轴延伸的主枝 ,结果枝组直接着生在主枝上 ,结果枝以短果枝、花束状果枝为主 ,树冠紧凑 ,通风透光 ,适于密植。选择 2年生壮苗栽植 ,植后定干 80cm左右 ,发芽前在整形带内选不同方位的芽刻伤 ,促其萌发抽枝 ;第一年冬季修剪时 ,对生长旺、粗壮、基角小的枝条留基部 2~ 3芽重短截 ,使其重新抽生枝条 ,形成主枝 ;竞争枝留橛短截 ,中干延长枝选强枝带头 ,并在 60~ 70cm处短截。第二年发芽前于短截后的中干先端选芽刻伤 ,促其抽生枝条 ;冬… 相似文献