The paper biologically determined on the antibiotic activeness of sporophylls and trophophylls of pteridophytes.
对新疆9 种蕨类植物孢子叶或营养叶的抗菌活性进行了生物测定,试验结果表明有6 种蕨类植物孢子叶或营养叶对1 - 2 种细菌具有较强的抑制作用,而对真菌均无抑制活
The strobilus development and the fruiting status,and their relationships with various ecological factors were examined by using the method of standard branches.
在黑龙江省穆棱东北红豆杉自然保护区,路线踏查到271株天然东北红豆杉,选择其中具有生殖活力(开花)的29雄株和30雌株作为样株,采用标准枝法对孢子叶球和结实状况及其与生态因子关系进行研究。
There was better effect on surface disinfection by using sporophyllary leaf than by using spores,and there was high germination rate of spores while the concentration of hormones were lower than 1.
紫萁孢子叶小叶整体表面消毒比孢子粉消毒更简便易行,效果也更理想。
A leaflike structure that bears microsporangia.
小孢子叶长有小孢子囊的叶状结构
A leaflike structure that bears megasporangia.
(植)大孢子叶带有大孢子囊的叶形结构
primitive evergreen mosslike plant with spores in club-shaped strobiles.
具有梅花状孢子叶球的原始苔藓植物。
Temporal and spatial distribution of the pollen cones and seed in Taxus yunnanensis
云南红豆杉小孢子叶球和种子的时空分布规律
It has evolved by fusion of the two edges of the megasporophyll.
心皮是由大孢子叶两边愈合进化而来的。
It was found that germination rate was high in the dew on tea leaf surface.
2.担孢子在茶叶面露水中萌发率最高。
Preliminary Study on Direct Infection of Rapeseed Leaves via Ascospores of Sclerotinia sclerotiorum
核盘菌子囊孢子直接侵染油菜叶片初步研究
Studies on Gametophyte Development and Spore Propagation of Nephrolepis auriculata and N. falcata
肾蕨和镰叶肾蕨配子体发育及孢子繁殖研究
CONCHOSTRACANS AND SPORES OF UPPER DEVONIAN HUANGJIADENG FORMATION IN HUBEI PROVINCE
湖北长阳上泥盆统黄家磴组叶肢介和孢子
Physiological Differentiation and Molecular Biology of Curvularia Lunata in Maize Leaf Spot;
玉米弯孢叶斑病菌生理分化及分子生物学研究
Effects of Spore Storage Time and Culture Conditions on the Formation of Gametophyte and Sporophyte of Adiantum reniforme var.sinense
荷叶铁线蕨孢子的不同贮藏时间与培养条件对配子体和孢子体形成的影响
The inner layer of the wall of a spore.
孢子内壁孢子壁的内层
telial stage
冬孢子阶段, 冬孢子堆
Fig. 5. Influence of pycnidiospore density in soil on the disease incidence of melon cotyledon caused by Didymella bryoniae.
五、土壤中添加蔓枯病菌柄孢子对于香瓜子叶发病的影响。
Rape have established regeneration system of cotyledons, hypocotyls, protoplasts and microspore culture.
油菜已经建立了子叶、胚轴、原生质体及小孢子培养的再生体系。
form genus of imperfect fungi that are leaf parasites with long slender spores.
长有长的细的孢子的叶子寄生的不完全真菌的形态属。
The Formation of Microspore and Megaspore, Development of Male and Female Gametophytes and Fertilization in Dioscorea Zingiberensis;
盾叶薯蓣大小孢子发生、雌雄配子体发育及受精的研究
Study on Microspore Culture and Adventitious Bud Regeneration of in Vitro Cytoledon in Chinese Cabbage;
大白菜游离小孢子培养和离体子叶不定芽再生研究
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