Helga Dörffling

Abscisic Acid and Proline Levels in Cold Hardened Winter Wheat Leaves in Relation to Variety‐Specific Differences in Freezing Resistance

Karl Dörffling, S. Schulenburg, G. Lesselich et al. · Journal of Agronomy and Crop Science · 1990 · 83 citations

Proline Levels, Variety‐specific Differences, Engineering +14

Heritable improvement of frost tolerance in winter wheat by in vitro-selection of hydroxyproline-resistant proline overproducing mutants

Karl Dörffling, Helga Dörffling, G. Lesselich et al. · Euphytica · 1997 · 59 citations

In vitro-Selection and Regeneration of Hydroxyproline-Resistant Lines of Winter Wheat with Increased Proline Content and Increased Frost Tolerance

Karl Dörffling, Helga Dörffling, G. Lesselich · Journal of Plant Physiology · 1993 · 57 citations

Frost Tolerance, Increased Proline Content, Hydroxyproline-resistant Lines +9

Salinity Tolerance of Rice (Oryza sativa L.) with Reference to Endogenous and Exogenous Abscisic Acid

Helga Dörffling, Karl Dörffling · Journal of Agronomy and Crop Science · 1995 · 43 citations

Engineering, Botany, Aba Content +17

Improved frost tolerance and winter hardiness in proline overaccumulating winter wheat mutants obtained by in vitro-selection is associated with increased carbohydrate, soluble protein and abscisic acid (ABA) levels

Karl Dörffling, Helga Dörffling, E. Luck · Euphytica · 2008 · 28 citations

Biology, Frost Tolerance, Engineering +14