延迟Aceria guerreronis的感染可能会减少子树的死亡和果子掉落
Girleide Vieira de França-Beltrão1, Vanessa Farias da Silva2, Antônio de Almeida Paz Neto3
1Departamento de Agronomia - Entomologia, Universidade Federal Rural de Pernambuco, Rua Dom Manoel de Medeiros, Recife, 52171-900, PE, Brasil. girleidevieirabeltrao@gmail.com.
Experimental & applied acarology
|February 11, 2026
概括
子虫 (Aceria guerreronis) 感染对年轻水果造成重大损害,导致更高的堕胎率. 然而,可见损伤的严重程度与果子流产没有直接相关,这表明其他宿主植物因素也参与其中.
科学领域:
- 农业昆虫学 农业昆虫学
- 植物病理学 植物病理学
- 农作物科学 农作物科学
背景情况:
- 子 (Aceria guerreronis) 感染了子水果周围植物,导致死亡,变形和产量损失10-70%.
- 感染通常发生在年轻的水果上 (长达3个月),而感染时的水果年龄可能会影响损伤和流产.
研究的目的:
- 调查子果在感染时的年龄对虫损伤严重程度和果子流产率的影响.
- 为了确定死病变的程度是否直接影响果子流产.
主要方法:
- 实地实验涉及人工感染子果实 (2-5个月) 的Aceria guerreronis.
- 每15天对死角区域和流产的果实进行量化,直到收获 (大约8个月).
主要成果:
- 较年轻的水果 (2-3个月) 与较老的水果 (4-5个月) 相比,显示出明显更高的损伤严重程度和流产率.
- 果子流产率并没有受到死伤病变严重程度的直接影响.
- 一些受感染的果实留下了显著的损伤,而另一些果实却在没有明显的死病变的情况下被除了.
结论:
- 果实在感染时的年龄是影响虫损伤和堕胎的关键因素. 然而,瘤病变的严重程度并不是果子流产的唯一决定因素.
- 宿主植物的生理机制,如耐受性或补偿性,可能在虫感染后的水果保留中发挥作用.
- 了解这些动态对于准确的产量损失估计和针对Aceria guerreronis的有效害虫管理策略至关重要.
相关概念视频
01:16Necrosis
6.7K
Necrosis is considered as an “accidental” or unexpected form of cell death that ends in cell lysis. The first noticeable mention of “necrosis” was in 1859 when Rudolf Virchow used this term to describe advanced tissue breakdown in his compilation titled “Cell Pathology”.
Morphological Manifestations of Necrosis
Necrotic cells show different types of morphological appearance depending on the type of tissue and infection. In coagulative necrosis, cells become...
Morphological Manifestations of Necrosis
Necrotic cells show different types of morphological appearance depending on the type of tissue and infection. In coagulative necrosis, cells become...
6.7K
01:58Fruit Development, Structure, and Function
25.4K
Fruits form from a mature flower ovary. As seeds develop from the ovules contained within, the ovary wall undergoes a series of complex changes to form fruit. In some fruits, such as soybeans, the ovary wall dries; in other fruits, such as grapes, it remains fleshy. In some cases, organs other than the ovary contribute to fruit formation; such fruits are called accessory fruits.
25.4K
02:40The Tree of Life - Bacteria, Archaea, Eukaryotes
39.1K
The “tree of life” describes the evolution of life and the evolutionary relationships between organisms. The root of the tree is the common ancestor to all life on Earth. All other species radiate from this point, much like the branches of a tree. The numerous tips of these branches on the tree of life represent every living, or extant, species. Extinct species, which are species that no longer exist, can be found towards the center of the tree. Currently, these organisms, both...
39.1K
01:19Survival Tree
436
Survival trees are a non-parametric method used in survival analysis to model the relationship between a set of covariates and the time until an event of interest occurs, often referred to as the "time-to-event" or "survival time." This method is particularly useful when dealing with censored data, where the event has not occurred for some individuals by the end of the study period, or when the exact time of the event is unknown.
Building a Survival Tree
Constructing a...
Building a Survival Tree
Constructing a...
436
03:21Phylogenetic Trees
49.9K
Phylogenetic trees come in many forms. It matters in which sequence the organisms are arranged from the bottom to the top of the tree, but the branches can rotate at their nodes without altering the information. The lines connecting individual nodes can be straight, angled, or even curved.
49.9K
01:23The Bronchial Tree
6.9K
The human bronchi and bronchial tree play a crucial role in the respiratory system, facilitating the exchange of oxygen and carbon dioxide. Let's delve into the intricate structure and functions of these respiratory components.
The trachea, commonly known as the windpipe, is a tube that connects the larynx (voice box) to the bronchi. At a point called the carina, it bifurcates into two primary bronchi. The right primary bronchus is wider, shorter, and more vertical than the left primary...
The trachea, commonly known as the windpipe, is a tube that connects the larynx (voice box) to the bronchi. At a point called the carina, it bifurcates into two primary bronchi. The right primary bronchus is wider, shorter, and more vertical than the left primary...
6.9K