Aflatoxin contamination poses a serious problem for the pistachio industry as aflatoxin B 1
(AFB 1), the most harmful aflatoxin, can be produced by some species of the Aspergillus and …

Chestnuts have been consumed in Portugal for immemorial times. These fruits are highly
appreciated, not only due to their organoleptic characteristics but also due to their nutritional …

Harvesting in intensive olive orchards is usually performed with trunk shakers. Many
challenges remain both to the implementation of integral harvesting systems and to …

The amplitude of excitation force from exciters used in fruit tree vibration harvesting remains
constant at a given frequency, leading to poor fruit detachment ratio and tree damage. A …

Highlights•Finite element approach based on explicit dynamics was performed.•To evaluate
von Mises stress caused by harvester a laboratory device was developed.•The experimental …

To investigate the variation patterns of spectral characteristics of main branches in fruit trees
due to uneven distribution of growth, pruning, and fruit quality, as well as to determine the …

The development of trunk shaker machines over the years has been based on test-error
methods in field. Mathematical or computational models have been studied with great …

Understanding jujube tree dynamic characteristics is crucial for the design and invention of a
catch-and-shake machine for fruit harvesting. Currently, the study of vibration characteristics …

Production of California table olives has declined significantly in recent years due to hand
harvesting costs, often over 60% of gross return. Mechanical harvesting could sharply …

Clarifying the low-frequency vibration transfer law of fruit trees is an important prerequisite
for studying the intelligent harvesting operation of a low-frequency shaker. Through a …