Studies on Pollinated Fruitfulness for some Apple Cultivars Studies on the induction of embryoid from unpollinated ovaries of Nicotiana tabacum L. Age Changes and Genetic Analysis of the Resin-Yielding Capacity of Open-Pollinated Families of Masson Pine Production of male flowers does not decrease with plant size in insect-pollinated Sagittaria trifolia, contrary to predictions of size-dependent sex allocation Embryogenesis and Plant Regeneration from Unpollinated Ovary Culture of Lily Study on Selection of Eucalyptus Species/Provenances and Progeny A Study on Selection of Second Generation Progeny Testing of Eucalyp tus urophylla The Early Selection of OPen Pollinated Families of Slash Pine Screening of Black Wattle Families with Open-pollinated Progenies of Native Stands Studies on Pollinated Fruitfulness for some Apple Cultivars Pollen and resource limitations to fruit set of Qingyangshen (Cynanchum otophyllum) EFFECTS OF IRRADIATION ON SELF-POLLINATED SEEDS IN DENDRANTHEMAMORIFOLIUM WITH SMALL INFLORESCENCES Genetic Variations in Pulpwood Qualities of Open-pollinated Japanese Larch Families Progeny Test for the Open-pollinated Families of Loblolly Pine with Multiple Site Pollen and resource limitations to lifetime seed production in a wild population of the endangered plant Disanthus cercidifolius Maxim. var.longipes H.T.Chang(Hamamelidancae) Progeny Test for the Open-pollinated Families of Eucalyptus urophylla in Multiple Sites Evaluation on Productivity of Plus-tree Open-pollinated Families from Natural Stands of Masson Pine Preliminary Study on a Progeny Trial of Eucalyptus tereticornis STUDY ON SELECTION OF EXCELLENT FAMILIES FOR INDUSTRIAL WOOD OF PINUS MASSONIANA In Vitro Induction of Haploid Plantlets from Unpollonated Ovaries of Highland Barley Studies on the Pollination Vectors of Cycas enlongata Genetic Test of Open-Pollinated Larix kaempferi Families and Selection for the Second Generation Elite Trees in Northern Sub-Tropical Alpine Area Multi-Traits Selection of Open-Pollinated Larix kaempferi Families for Pulpwood Purpose