相关实验视频
Updated: Jan 14, 2026

14:23
Design and Optimization Strategies of a High-Performance Vented Box
Published on: June 9, 2023
1.5K
收获后碰撞损伤对存储期间果的品质的影响
Ke He1, Mengmeng Qiao2, Wenzheng Liu3
1College of Mechanical and Electronic Engineering, Northwest A&F University, Yangling, China.
Frontiers in plant science
|October 20, 2025
概括
在存储果期间重复碰撞会对质量产生重大影响,加速成熟并改变硬度和维生素C等属性.机械损伤会影响物理化学属性,这对于处理和保存策略至关重要.
科学领域:
- 收获后技术 收获后技术
- 食品科学 食品科学 食品科学
- 农业工程 农业工程
背景情况:
- 存期间果的物理化学质量变化至关重要,但研究不足.
- 碰撞造成的机械损伤会影响收获后的加工和处理.
研究的目的:
- 调查储存时间,碰撞位置和碰撞频率对果物理化学质量的影响.
- 提供关于果的保存和储存策略的见解.
主要方法:
- 基维果在42天内在不同位置 (顶部,中间,底部) 受到1,3或5次冲击.
- 用于减肥率 (WL),硬度,可溶性固体含量 (SSC),可定位酸度 (TA),可降解糖 (RS) 和维生素C (VC) 的多变量方差分析.
主要成果:
- 碰撞频率和位置显著影响了WL,硬度,SSC和RS.
- 碰撞频率影响了VC含量,而位置影响了TA.
- 反复碰撞加速了成熟,削弱了物理化学性质之间的相关性.
结论:
- 碰撞造成的机械损伤在储存期间会对果的物理化学质量产生重大影响.
- 这些发现为评估损害敏感性和优化储存条件提供了新的视角.
相关概念视频
Fruit Development, Structure, and Function
24.9K
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.
24.9K
Types Of Collisions - I
9.0K
When two objects come in direct contact with each other, it is called a collision. During a collision, two or more objects exert forces on each other in a relatively short amount of time. A collision can be categorized as either an elastic or inelastic collision. If two or more objects approach each other, collide and then bounce off, moving away from each other with the same relative speed at which they approached each other, the total kinetic energy of the system is said to be conserved. This...
9.0K
Types of Collisions - II
9.6K
When two or more objects collide with each other, they can stick together to form one single composite object (after collision). The total mass of the object after the collision is the sum of the masses of the original objects, and it moves with a velocity dictated by the conservation of momentum. Although the system's total momentum remains constant, the kinetic energy decreases, and thus such a collision is an inelastic collision. Most of the collisions between objects in daily life are...
9.6K
Responses to Heat and Cold Stress
14.7K
Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
14.7K
Sample Handling
1.6K
Transportation of samples from the collection point to the laboratory, as well as storage and preservation techniques, are crucial for maintaining sample integrity and ensuring accurate and reliable test results.
Samples should be transported carefully from collection points to the laboratory. They should be properly sealed and clearly labeled to prevent cross-contamination. To preserve the sample integrity, optimal temperature conditions during transport are essential. This could involve using...
Samples should be transported carefully from collection points to the laboratory. They should be properly sealed and clearly labeled to prevent cross-contamination. To preserve the sample integrity, optimal temperature conditions during transport are essential. This could involve using...
1.6K

