Impact Usage of Developed Lettuce Head Cutter System in Jordan

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Lettuce is important for human nutrition. In Jordan, Harvesting of lettuce heads is physically strenuous under manual performance with labor crouching position. Therefore, a compact cutter system was developed for cutting ice-berg lettuce heads. Labor working posture was evaluated according to Ovako Working-posture Analysis System (OWAS) under both manual and mechanical practices. Results obtained show that under work operation speed 0.04 cm/sec quality and quantity product was improved under mechanized practices with 90.5% commercial head percentage compared with manual practices. Furthermore, there was more than 70% reduction in work burden.

Bassam Al-Qarallah
World Journal of Agricultural Sciences