Perennial ryegrass CASERO

 A late tetraploid perennial ryegrass with good resistance to rust

• High yielding
• Good winterhardiness
• Persistent
• High resistance to diseases
• High content of carbohydrates

• Ripening time – late
• Plant height during flowering – 90-105 cm
• Winterhardiness – good
• Resistance to diseases – very good
• Resistance to lodging – very good
• Average seed yield – 1300 kg/ha
• Seed yield potential – 1500 kg/ha
• 1000 seeds weight – 3.21 g

• Heading time (according to German trials) – 8 points (out of 9, when 9 is late)
• Persistence – 5 points (out of 9, where 9 is very good)
• Winterhardiness – 4 points (out of 9, when 9 is very good)
• Lodging – 6 points (out of 9, when 9 is very high)
• Susceptibility to rust – 3 points (out of 9, when 9 is very high)
• Susceptibility to fusarium wilt – 3 points (out of 9, when 9 is very high)
• Total dry matter yield – 6 points (out of 9, when 9 is very high)
• Dry matter yield of 1st cut – 7 points (out of 9, when 9 is very high)
• Dry matter yield of following harvests – 6 points (out of 9, when 9 is very high)

*2015 data from trials, Deutsches Weidelgras, Zulasungen, Germany

• Dry mass yield of the first year (2010) – 4.7 t/ha
• 2011 first cut yield – 1.7 t/ha
• 2011 spring yield – 4.7 t/ha
• 2011 summer-autumn yield – 2.3 t/ha
• Total 2011 yield – 7.0 t/ha
• 2012 first cut yield – 2.0 t/ha
• 2012 spring yield 4.5 t/ha
• 2012 summer-autumn yield – 2.8 t/ha
• Total 2012 yield – 6.8 t/ha
• Total 2010-2012 yield – 18.4 t/ha
• Winterhardiness – 6.2 points (out of 9, where 9 means very good)
• Alternativeness – 1.0 (where 1 is not alternative, 9 is very alternative)
• Persistence – 8.1 points (out of 9, where 9 means very good)
• Resistance to cold – 4.8 points (out of 9, where 9 means very good)
• Resistance to diseases – 6.8 points (out of 9, where 9 means very good)
• Resistance to crown rust – 7.0 points (out of 9, where 9 means very good)
• Resistance to various rust species – 7.2 points (out of 9, where 9 means very good)
• Resistance to helminthosporium – 6.6 points (out of 9, where 9 means very good)
• Amount of total N – 12.9 %
• Content of soluble carbohydrates – 23 %

*2010-2013 data from trials, CTPS Plantes Fourrageres, France

• Heading time – 8 points (late)
• Heading time (in Germany) – 62 days after April 1
• Growth height / initial development – 6 points
• Growth habits / initial development – 7 points
• Growth height / fully developed – 6 points
• Growth habits / fully developed – 6 points
• Stem length – 6 points
• Primary mass formation – 5 points
• Tendency to dormancy – 5 points
• Tendency to lodging – 6 points
• Resistance – 3 points
• Turf density – 4 points
• Total dry matter yield – 6 points
• Dry matter yield of the first cut – 6 points
• The dry matter yield of following cuts – 5 points

*According to Beschreibende Sortenliste. Futtergräse Ersparsette, Klee, Luzerne, 2022, Bundessortenamt, data

The varietal parameters may differ from those indicated here when the testing circumstances differ from quondam