A CYTOLOGICAL OBSERVATION IN MICROSPOROGENESIS OF MALE STERILE LINES AND FERTILE LINES OF MILLET Embryology of Juglans mandshurica Maxim.(Ⅰ) the Microsporogenesis,and the Development of Male Gametophytes Megasporogenesis,Microsporogenesis and Development of Gametophytes in the Rare Endangered Plant Manglietia patungensis Hu Megasporogenesis and Development of Megagametophyte of Flueggea suffruticosa(Pall.) Baill. Microsporogenesis and Development of Male Gametophyte in Flueggea suffruticosa(Pall.) Baill. Cytology Research on the Flower and Embryo Development of Emmenopterys henryi Oliv Microsporogenesis and Male Gametophyte Development of Cynanchum otophyllum Schneid Megasporogenesis and Development of Female Gametophyte in Cynanchum otophyllum Schneid Comparative Studies on the Development of Male and Female Gametophytes Between Fertile Line and Male Sterile Line’s Flowers of Tagetes erecta L. CYTOLOGICAL CHARACTERISTIC ON MICROSPOROGENESIS AND MALE GAMETOPHYTE DEVELOPMENT OF ( T.AESTIVUM/E.ELONGATA )F 1 THE ULTRASTRUCTURAL CHANGES DURING MICROSPOROGENESIS AND DEVELOPMENT OF MALE GAMETOPHYTE IN PLATYCODON GRANDIFLORUS THE MICROSPOROGENESIS AND THE F0RMATION OF MALE GAMET0PHYTE OF TWO SPECIES IN PARIS L. Microsporogenesis, development of male gametophyte in Michelia figo and their systematic significance Megasporogenesis,Microsporogenesis and Development of Female and Male Gametophytes of Flue-cured Tobacco ‘Nanjiang 3’ Ovule Development and Major Developmental Events Distribution in Cymbidium faberi Abnormalities Occurring during Female Gametophyte Development Result in the Diversity of Abnormal Embryo Sacs and Leads to Abnormal Fertilization in indica/japonica Hybrids in Rice The Development of Microsporangium and Microspore in Azolla Microsporogenesis and Variation in Pollen Size of Populus×xiaozhuanica ‘Baicheng-2’ Macrosporogenesis and Female Gametophyte Development of Prunus mahaleb Microsporogenesis and Male Gametophyte Development of Caragana korshinskii Kom. A Cytological Study on Microsporogenesis of Cytoplasmic Male Sterile Lines in Kenaf (Hibiscus cannabinus L.) STUDIES ON MEGASPOROGENESIS AND THE DEVELOPMENT OF FEMALE GAMETOPHYTE IN FRAXINUS MANDSHURICA Ontogeny of Pollen and Pollination in Keteleeria fortunei Studies on Megasporogenesis and Development of Female Gametophyte in Tsoongiodendron odorum Megasporogenesis,Microsporogenesis and Development of Gametophytes of Pistacia vera Megasporogenesis,Microsporogenesis and Development of Gametophytes of Pistacia vera Calcium Distribution During Pollen Development of Larix principis-rupprechtii Chromosome Number and Development of Gametophytes in Euptelea pleiospermum (Eupteleaceae) Megasporogenesis and embryo sac development in Excentrodendron hsienmu (Malvaceae) with reference to the systematic affinities of Excentrodendron Sporogenesis and Gametogenesis of Endangered Adenophora lobophylla Hong (Campanulaceae) Microsporogenesis of Cycas and its systematic implications EMBRYOLOGICAL STUDY ON ORCHIDANTHA CHINENSIS (LOWIACEAE) Relationship between Megasporogenesis, Development of Female Gametophyte and Related Morphological Changes of Flower, Ovule in Siraitia grosvenorii CHANGES OF COMPOSITIONS AND ACTIVITIES OF ENZYMES CONCERNED DURING MICROSPOROGENESIS IN LILY OBSERVATIONS ON CALLUSE IN THE CELL WALLS DURING MEGASPOROGENESIS IN Vicia faba STUDIES ON MICROSPOROGENESIS AND DEVELOPMENT OF MALE GAMETOPHYTE OF ALANGIUM CHINENSE (LOUR. ) HARMS Megasporogenesis, Microsporogenesis and Development of Gametophytes of Elaeagnus mollis Studies on the Microsporogenesis and Development of the Male Gametophyte of Magnolia championii Benth. Microsporogenesis of Several Male2Sterile Lines in Brassica rapa L. ssp. pekinensis Megasporogenesis, Microsporogenesis and Development of Male and Female Gametophytes in Ceratoides arborescens Comparison of Flower Anatom ica l Structure of Double Flower and Proliferation Flower Cultivars in Nelumbo nucifera During Flower Bud DifferentiationProcesses Microsporogenesis and Male Gametophyte Development of Torenia fournieri Studies on Microsporogenesis and Male Gametophyte Development of Flaveria bidentis (L.) Kuntze Cytological Study on Male Sterile of Lavandula pinnata L. Studies on Microsporogenesis and Development of Male Gametophyte in Tsoongiodendron odorum Chun Ultrastructure in Microspore Abortion of Genic Male Sterile Line in Sesame (Sesamum indicum L.) Dynamic Changes of Callose in Microsporogenesis and Microgametogenesis of Rice (Oryza sativa L.) Studies on the Formation of Microspores and Development of Male Gametophyte in Acer yanjuechi (Aceraceae) Microsporogenesis and Male Gametophyte Development of Long-style Flower of Luculia pinciana(Rubiaceae) Megasporogenesis and Female Gametophytes Development of Phyllostachys violascens Cytological Observation on Megasporogenesis and Embryo Sac Development of Regenerated Ovule in Hyacinth Effects of Temperature on Induction of Regenerative Stamens in vitro Culture, Microsporogenesis and Pollen Development in Hyacinthus orientalis L. Investigation on the Ontogeny of Pollen in Pinus thunbergii Parl DEVELOPMENT OF POLLEN AND EMBRYO SAC IN POPULUS EUPHRATICA OLIV. MICRO, MEGASPOROGENESISES AND THE DEVELOPMENT OF MALE AND FEMALE GAMETOPHYTES IN PARASENECIO ROBOROWSKII Studies on Megasporogenesis and Development of Megagametophytes in Taxus chinensis var. mairei Mega-and Microsporognesis and Development of Femal and Male Gametophyte in Setaria glauca Megasporogenesis,Microsporogenesis and Development of Female and Male Gametophyte of Nicotiana debneyi The macrosporogenesis and female gamephyte development of Psathyrostachys huashanica Cytological characteristic on microsporogenesis and male gametophyte development of (Triticale/Tritileymus) F1 Uitrastructure of Anther Tissue and Microsporogenesis in Tai Gu Nuclear Male-Sterile Wheat Megasporogenesis,Microsporogenesis and the Development of the Female and Male Gametophyte of Puccinellia tenuiflora A Study on the Embryology of Endangered Plant Manglietia aromatica Studies on the Megasporogenesis, Microsporogenesis and Development of Female and Male Gametophyte of Capsicum annuum L. Effects of temperature on Nicotiana stocktonii during microsporogenesis Microsporogenesis and Development of Male Gametophyte in Vitex trifolia var. simplicifolia (Verbenaceae) Megasporegenesis and Female Gametophyte Development in Berberis pruinosa Franch. Observation on Megasporogenesis, Microsporogenesis and Development of Female and Male Gametophytes of Catalpa speciosa Warder Sporogenesis and Gametogenesis of Calla Lily(Zantedeschia hybrids) Cytological investigation on microsporogenesis of male sterility of pepper Megasporogenesis, Microsporogenesis and the Development of the Female and Male Gametophyte of Limonium gmelinii Observations on megasporogenesis, microsporogenesis and development of female and male gametophytes of Tamarix chinensis(Tamaricaceace) Studies on microsporogenesis and the formation of malegametophyte in Iris blowdowill Cytological investigation on microsporogenesis of cytoplasmic male sterility in radish(Raphanus sativus L.) Embryosac Development of‘‘‘‘ Tosa-Buntan‘‘‘‘ Pummelo [Citrus grandis (L.) Osb. ] and Generational Chromosome in Somatic Cells Microsporogenesis and Male Gametophyte Development in Thellungiella halophila Megasporogenesis, Microsporogenesis and Developments of Male and Female Gametophytes in Limonium otolepis Cyto-morphological Observation of the Microsporogenesis of Male Sterility Materials in Pepper (Capsicum annuum L. ) Cytological Studies on Microsporogenesis and Male Gametophyte Development of Amphidiploid of Cucumis hytivus in Cucumis Megasporogenesis,Microsporogenesis and Development of Female and Male Gametophyte of Tricyrtis maculata (D.Don) Machride