Proceedings 1995
Content
WELCOME SPEECHES AND INTRODUCTORY PAPER
Welcome speech Prof. Dr. Dr. Gunnar Berg
President of the Martin-Luther-Universität Halle-Wittenberg
Welcome speech Prof. Dr. Gerhard von Lengerken
Dean of the Agricultural Faculty
Welcome speech Dr. Helmut Rehhahn
Minister of Food, Agriculture and Forestry of Sachsen-Anhalt
Welcome speech Günter Flessner
President of the German Agricultural Society (DLG)
Welcome speech Jürgen Krafft
President of the German Seed Growers Association (BDS)
Introductory Paper Dr. Gisbert Kley
President of ASSINSEL (Nyon, CH) and of AMUFOC (Brussels, B)
- Seed production in grass and clover species in Europe -
SUBJECT 1
BASIC PRINCIPLES OF SEED YIELD AND SEED QUALITY
Warringa, J.W.: Physiological limitations on seed filling in Lolium perenne L.
Simon, U.: Climatic effects on components of seed yield in Italian ryegrass
Nelson, L.R.; Ward, S.L.; Crowder, J.: Effect of vernalization on heading date, tillering and plant biomass of Lolium multiflorum
Aamlid, T.S.: Causes for variable yields in seed production of arctic cultivars of Poa pratensis L. at lower latitudes
Schmidt, A.; Schultze-Kraft, R.; Maass, B.L.; Herrmann, R.: Aspects of the amphicarpy of the tropical pasture legume Centrosema rotundifolium Mart. ex Bentham
Iannucci, A.; Range, G.; Di Fonzo, N.; Martiniello, P.: Drought stress effects on seed yield and quality of four annual clovers
Cowan, A.A.; Marshall, A.H.: The use of moisture stress to optimise seed yield and quality in Trifolium repens
Marshall, A.H.; Michaelson-Yeates, T.P.T.; Williams, I.H.: The use of isoenzymes to quantify the efficiency of insect pollinators in mediating pollen flow in white clover (Trifolium repens L.) seed crops and consequences for seed yield
Rowarth, J.S.; Archie, W.J.: A diagnostic method for prediction of seed yield in perennial ryegrass
Griffith, S.M.: Nitrogen nutrition, plant growth, climatic conditions and seed yield of grass grown for seed
Havstad, L.T.: The effect of plant age on the receptiveness for primary induction in Festuca pratensis Huds.
Maguire, J.D.; Johnston, W.J.; Stannard, M.: Matriconditioning grass seed for improved stand establishment
Radenovic, B.: Multiyear testing of effects agroecological conditions on the variability of qualitative properties of lucerne seed variety OS-66
Ramírez-Avilés, L.; Hacker, J.B.: Influence of time of tiller emergence and N on seed yield components of Digitaria eriantha
Loch,D.S.; Schultze-Kraft, R.: Problems of seed production and germ plasm preservation in tropical forage plants
SUBJECT 2
PLANT BREEDING FOR SEED YIELD AND SEED QUALITY
Elgersma, A.: Breeding for seed yield ? but how?
Falcinelli, M.; Russi, L.; Lorenzetti, F.: Breeding strategies for yield and quality of forage grass seeds in a Mediterranean environment
Simon, U.: Breeding for resistance to seed-shattering in forage grasses
Cagas, B.: The resistance of Kentucky bluegrass (Poa pratensis L.) to ergot (Claviceps purpurea/Ft./Tull.)
Fairey, D.T.: Fall dormancy and sources of germplasm in alfalfa
Staszewski, Z.: Recent methodology for improvement of lucerne seed yield capacity
Góral, H.; Spiss, L.: Long inflorescence in red clover (Trifolium pratense L.) and its significance for seed yield
Fischer-Weyer, H.; Freudenstein, H.: Variety testing of fodder plants (grasses and clover) in Germany
Hahn, H.; Schöberlein, W.: How to achieve variety identification of seed samples of Festuca pratensis Huds.
Binek, A.: Selection for hulled and unhulled seeds in Timothy (Phleum pratense L.) and its effect on seed value
Bodzon, Z.; Staszewski, Z.; Tharel, B.: Morphology and GCA of long raceme families poly-cross progeny of lucerne
Dzyubenko, N.I.; Vishnyakova, M.A.: Intraspecific variability of seed productivity character in alfalfa
Pozdnyakov, V.A.: Ecology-genetical aspects of poliploidy for the red clover selection
Staszewski, L.; Staszewski, Z.: Seed yield potential of ladino white clover improvement by the head selection
Debely, G.A.; Derbensky, V.I.: The sowing rates effect of determinated and common (indeterminated) forms of blue lupin (Lupinus angustifolius L.) on seed productivity
Debely, G.; Derbensky, V.; Voronova, Z.: Common (indeterminated) and determinated blue lupine (Lupinus angustifolius L.) forms: particulars of their seed productivity
Likhachev, B.S.: Peculiarities of the early stages of yellow lupin seed production
Fuchs, E.; Hennig, U.: Investigation on seed transmission of SCMV and MDMV in maize
Batta, R.K.; Sidhu, B.S.; Mehndiratta, P.D.; Hazra, C.R.: Breeding for higher seed production in fodder crops in India
Sinizyna, S.: The herbage seed growing in Russia
Leffel, J.A.; Olsen, H.C.; Koepsell. P.A.; Young III, W.C.: Control of white mold and black stem in crimson clover
SUBJECT 3
TECHNOLOGY OF SEED PRODUCTION
Boelt, B.: The effect of cover crops on undersown grasses for seed production
Fairey, N.A.: Crop density effects on seed production of red fescue
Niemeläinen, O., Järvi, A.: Effect of nitrogen fertilizer application rate and timing on timothy seed crops in Northern Europe
Schöberlein, W.; Delling, M.; Müller, S.: Fertilizer experiments with 15N labeled nitrogen in perennial seed grasses for studying N-uptake in varying soil depths
Evers, G.W.; Nelson, L.R.: Effect of grazing termination date on annual ryegrass seed production in the southeastern USA
Rijckaert, G.: Effect of fungicides on seed yield and disease control in perennial ryegrass (Lolium perenne L.)
Lepkovitch, I.; Gormin, A.; Degunova, N.: Perfection of the technology of growing Phalaroides arundinacea for seeds of North-West of Russia
Roggero, P.P., Re, G.A., Porqueddu C.: Seed production of European white clover varieties in the Mediterranean sheep grazing system
Martiniello, P.; D'Agnano, G.: Irrigation and forage harvest management on seed production in perennial forage crops in Mediterranean environments seed production
Vishnyakova, M.A.; Kurlovich, B.S.: Mechanisms of pollination and seed productivity in Lupinus polyphyllus L.
Lusembo, P.; Sabiiti, E.N.: Influence of interrow spacing and harvesting method on Desmodium intortum seed yield in Uganda
Martiniello, P.: Agronomical and economical aspects involved in forage crops seed production in Mediterranean environments
Borm, G.E.L.: Possibilities of mechanical weed control at different row distances in perennial ryegrass grown for seed
Matevosjan, G.L.; Drizhachenko, A.I.: The influence of phytostimulators and hydrogels on growth and development of perennial grasses
Aamlid, T.S.; Skuterud, R.: Enhancement of flowering and seed production of Bromus inermis Leyss. by autumn application of CCC
Sicard, G.: Nitrogen fertilisation, nitrogen uptake and seed yield in perennial ryegrass
Wander, J.G.N.; Steenhuizen, J.W.; Ehlert, P.A.I.: Response of perennial ryegrass, red fescue and smoothstalked meadowgrass grown for seed to phosphorus fertilization and soil P level
Rolston, M.P.: Ryegrass 2000
Najda, H.G.; McKenzie, R.C.: Irrigated grass seed production in Southern Alberta ? Exploratory endeavors
Coats, D.D.; Crowe, F.J.; Butler, M.: Effects of post-harvest residue management on Kentucky bluegrass seed yield and seed quality in Central Oregon
Johnston, W.J.; Golob, C.T.; Sitton, J.W.: Control of ergot in Kentucky bluegrass seed fields using SDI fungicides and a surfactant
Lelievre F.; Porqueddu, C.; Genier, G.; Sulas, L.: Seed production and harvest of annual burr medic (Medicago polymorpha L.): First results in south of France and Italy (Sardinia)
Sánchez, M.; Ferguson, J.E.; Schultze-Kraft, R.: Studies on the seed dormancy of the tropical forage grass Brachiaria dictyoneura
Cardozo, C.I.; Ferguson, J.E.; Schultze-Kraft, R.: Seed production of perennial forage peanut in mixed cropping with maize and beans
Young III, W.C.; Youngberg, H.W.: Establishing fall-seeded red clover for seed production with cereal cover crops
Medeiros, R.B.; Jaques, A.V.A.; Nabinger, C.: Alfalfa (Medicago sativa L.) seed production under different row spacing and plant population in the seeding year.
El-Nahrawy, M.; Rammah, A.: Current status and prospects of alfalfa seed production and use of seed in Egypt
Radenovic, B.: Average annual requirements, production, import and export of legumes and grass seeds in Yugoslavia (Serbia and Montenegro) up to the year 2000
Tomic, Z.; Mladenovic, R.: Perennial grass seed production in some mountain regions of Serbia
Provorov, N.A.; Tanriverdiev, T.A.; Soskov, Yu.D.; Fydorov, S.N.; Simarov, B.V.: Improvement of the seed yield in alfalfa (Medicago sativa L., M. varia Mart ) and fenugreek (Trigonella foenum graecum L.) by means of the nodule bacteria (Rhizobium meliloti) inoculation
Altuve, S.M.; Ramirez, M.A.; Ramirez, R.R.; Burtnik, O.; Playa Palates, 0.: Seed production of Setaria sphacelata in Corrientes, Argentina
Altuve, S.M.; Royo Pallarés, O.; Ramirez, M.A.; Ramirez, R.R.: An alternative for the harvest of tropical seed grasses
Batta, R.K.: Seed production of forage amaranth genotypes
Schöberlein, W.; Lampeter, W.; Matthies, H.; Forster, K.; Eggestem, St.: Herbage seed research in past and present at the agricultural faculty of the Martin-Luther-Universität Halle-Wittenberg
SUBJECT 4
SEED PROCESSING AND SEED QUALITY
Schwarz, H.; Ribouni, K.: Effective cleaning equipment and technology
Schwarz, H.; Ribouni, K.: Meaning of the separating elementsair suction and lower screen for the compacting construction of a
Förster, K.: Electrophoretical characterization of grass seed
Polozova, N.L.; Kostitsyn, V.V.: Seed quality and yield of graminea grasses
El-Nahrawy, M.; Hanna, I.A.; El-Barougy, E.; Yousri, H.; Niemelainen, O.: Quality parameters of Egyptian clover seed lots used on newly reclaimed area in Egypt
Veselova T.V., Veselovsky V.A., Schöberlein, W.: Determination of viability and longevity of seeds by luminescent method
Eric. P.; Cupina, B.: Factors affecting percentage of processed alfalfa seed
Loch, D.S.; Harvey, G.L.: Processing chaffy grass seeds for improved handling
Ribouni, K.: Solar drying of grain and seed
Savin, V.N.; Archipov, M.V.; Gusakova, L.P.: The study of Festuca and Lolium seeds by methods of rentgenography and accellerated ageing
Likhachev, B.S.; Kornev, A.P.; Yagovenko, L.P.: Improving of lupin seed quality testing
SUBJECT 5
RELATIONSHIP BETWEEN ENDOPHYTES AND SEED YIELD AND QUALITY
Rolston, M.P.; Rowarth, J.S.: Aspects of endophyte in ryegrass (Lolium perenne) seed production
Schöberlein, W.; Eggestein, St.; Pfannmöller, M.: Effects of endophyte-infected varieties of Festuca pratensis on seed production
Nelson, L.R.; Evers, G.W.; Crowder, J.; Ward, S.L.: Effect of endophyte on seed weight, germination, tillering, biomass, heading date, and forage yield on annual ryegrass
Oldenburg, E.: Alkaloid production in endophyte infected Lolium perenne
Mika, V.; Burned, J.: Decline of endophyte viability during seed storage
WORKSHOP REPORTS AND FAREWELL ADDRESSES
- CHEMICAL WEED CONTROL FOR HERBAGE SEED CROPS
Philip Rolston (Chairman)
Eberhardt Langels (2nd Chairman) - MODERN METHODS FOR HERBAGE SEED TESTING
Part I : Electrophoretical methods in seed testing
Fred Eickmeyer (Chairman)
Part II: Herbage seed vigour
John Hampton (Chairman) - PROBLEMS OF SEED PRODUCTION AND GERM PLASM PRESERVATION OF TROPICAL FORAGE PLANTS
Rainer Schultze-Kraft (Chairmann)
Remarks from the Chair
Werner Schöberlein
Chairman of the Organising Committee
An Acknowledgment from IHSPRG
Daphne T. Fairey
President of the International Herbage Seed
Production Research Group
Author Index