HELIA 17

December 1992

Table of contents

VALUABLE SUNFLOWER GERMPLASM COLLECTED FROM THE NORTHWESTERN UNITED STATES
Gerald Seiler, Jeffrey S. Pomeroy,Radovan Marinkovic..........1

CONSTRUCTION OF A SUNFLOWER PEDIGREE MAP
M. Korell, G. Mösges, Wolfgang Friedt...................... 7

SELF-INCOMPATIBILITY AND AUTOGAMY OF SUNFLOWER (Helianthus annuus L.)
CULTIVARSNasir Javed, Syed Sadaqat Mehdi.......... 17

STUDY OF INHERITANCE OF PROGRESSIVE SUNFLOWER PLANT TRAITS IN RELATION TO STAND DENSITY

V. Skaloud, A. Kovacik..........25

ACTIVITY OF NITROGEN ASSIMILATIONB ENZYMES IN LEAVES OF YOUNG PLANTS OF SUNFLOWER (Helianthus annuus L.)
M. Popovic, Olga Gasic, Z. Hong, Marija Kraljevic-Balalic, Dragan Skoric..........33

GAMETOCIDAL EFFECT OF GIBBERELLIC ACID (GA3) ON BIOCHEMICAL CHARACTERISTICS OF SUNFLOWER SEEDS
V.Nikolova, P. Ivanov.......... 45

FORECASTING THE OCCURRENCE OF Sclerotinia sclerotiorum (Lib.) De Bary (ROOT ROT) IN SUNFLOWER AND ITS APPLICATION
Hua Zhi Fu, Wand Quan, Lu Xue Mean, Zhang Qui Gun.......... 51

SUNFLOWER LINES AND HYBRIDS RESPONSE TO WATER STRESS
M. Petrovic, R. kastori, Dragan Skoric, N. Petrovic..........57

STUDIES ON INSECT TRANSMISSION OF SUNFLOWER MOSAIC DISEASE
M. Streehari, N. Govinda Rao, K.S. SASTRY.......... 65

Botrytis STALK AND HEAD ROT OF SUNFLOWER IN PAKISTAN
M. Siddique Mirza, Masood A. Rana, A. Yasmin.......... 69

COMPARATIVE STUDIES ON SUNFLOWER SEED HEALTH TESTING METHODS AND THEIR ECONOMICS
A.Rauf Bhutta, M.H.Rehber Bhutti,G.R.Solangi, Iftikhar Ahmad.......... 73

INFLUENCE OF PLANT POPULATION AND PLANTING GEOMETRY OF SUNFLOWER FOR PEANUT INTERCROPPING ON YIELD OF OILSEEDS AND OIL
Shaik Mohammed, Salomi Bina Simon, Mir Mustava Hussain..........81

RESULTS OF AN INTERNATIONAL TRIAL WITH SUNFLOWER HYBRIDSII. Seed yield and its components
M.Mihaljcevic.......... 87

ENERGY BALANCE OF SUNFLOWER CULTIVATION IN S.S.R. MOLDOVA

M.D.Vronskih ...........................97