Menashe Cohen

A. Peony 

• Dormancy and growth in Peony. 
• Peony: physiology and cutting propagation. 
• Growing Peony as perennial crop: environmental effect of the assimilate translocation and quality of underground crowns and flowers. 
• Development of a dynamic model for chilling requirements for in soil- planted Peony. 
• Root and crown pathogens of Paeonia lactiflora and their management. 
• Development Peonies as pot plant product. 
• Advanced flowering of Peony by means of passive energy. 

B. Lilium 

• Development of new cultivars of Lilium longiflorum. 
• Development of technologies for production, propagation and flowering of Lilium formolongi as new crop for export and domestic market. 
• Breeding and development of new Lilium longiflorum cultivars adopted for production and flowering in Israel 

C. Leucadendrons 

• a. Respond of Leucadendron plants to irrigation rate and frequency in Northern Israel. 
• Training the 'Safari Sunset' crop for a high and qualitative yield. 
• Understanding the factors responsible for leaf blackaning and dessication in 'Safari Sunset' branches during transport and developing means to prevent them. 
• Water and fertilization management of ‘Safari Sunset’ under deficit irrigation. 
• Harvesting systems for 'Safari Sunset' flowers. 
• Leucadendrons in pots: development of technology for series of new products for export. 
• Factors that involve in the ripening of ‘Safari Sunset’ stems. 

D. Introduction and development of new products for flowers and ornamental industry 

• Strategy for development and production of new ornamental crops in Northern Israel for the international markets. 
• Development of system for tulip bulb production for export.
• Development of a water saving technology for geophytes and riverbank plants in the Hulla valley. 
• Production of Iris rhizomes as a new agricultural activity in the Hula valley. 
• Development of Hydrangea macrophylla for cut flowers production in temperate cold regions in Israel Research sites: Migal, experimental stations