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通过在七种培养基上培育并在室内贮存四个食用菌栽培种的试验分析,得出如下结论:平茹、凤尾茹、榆黄蘑在杨、柳枝条培养基上扩繁速度最快,10天菌丝即可满瓶,并可存放20天;锯末-麦麸培养基上栽培种最耐贮存,平茹、凤尾茹可达52天,榆黄蘑60天,金针茹45天;榆黄蘑菌丝在小米培养基上生长较快,11天满瓶,但贮存不宜超过一周;四个菌种在玉米培养基上菌丝15天满瓶,贮存不宜超过23天。 相似文献
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榆黄蘑(Pleurotus citrinopileatus Sing.)学名金顶侧耳,又名玉皇蘑,是口蘑科侧耳属的真菌.颜色浅黄至金黄,菌盖呈浅漏斗形,簇生.味道鲜美可口,是北方人民最喜爱的食用菌之一,市场潜力和经济效益都很可观,但常规的栽培技术使榆黄蘑产量一直徘徊不前.本研究通过将ABT生根粉应用于榆黄蘑,探索出提高榆黄蘑产量的有效途径,使其能够获得更大的经济效益. 相似文献
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榆黄蘑又名金顶侧耳,不仅味道鲜美,颜色鲜黄,形态美观,营养丰富,而且还有抗癌作用,是我国北方人民喜爱的食用菌之一。为提高其产量,我们用植物生长激素NAA、2.4—D和三十烷醇对榆黄蘑菌丝及子实体进行处理,初步探明了植物生长激素对其生长发育的影响。 1 试验材料试验采用奈乙酸(NAA)、2.4—二氯苯氧 相似文献
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榆黄蘑学名为金顶侧耳,又称金顶蘑、玉皇蘑。它具有浓郁的香气,且味道鲜美,含有大量的蛋白质、脂肪、糖及矿物质等营养成分,是一种营养丰富的食用真菌,深受广大消费者欢迎。榆黄蘑是一种木腐菌,一般的人工栽培方法多采用埋木栽培、木屑菌柱栽培或瓶栽,培养料也多为熟料,室内栽培亦多采用平 相似文献
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采自保定市不同地点不同部位的毛白杨的新鲜组织,利用常规的内生真菌分离方法,以PDA培养基为分离培养基,从毛白杨根、茎、叶中分离得到14株内生真菌。以杨树腐烂病菌、苹果腐烂病菌、梨黑斑病菌、黑根霉、毛霉、灰霉为供试病原菌种,对14个菌株进行了杀菌活性筛选,发现G01、G02、ZD103等3个菌株对不同的供试病原菌有不同的抗菌活性。对3个菌株采用经典的真菌鉴定方法判断G02与ZD103为Trichodermasp.木霉属,而G01菌株由于其不产孢故不能用上述方法鉴定,暂定为未知属。 相似文献
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对采自景宁畲族自治县的BL09、BL11、BL12三个野生灵芝菌株与当前景宁畲族自治县主栽品种韩芝进行子实体、生物学效率比较,结果表明,4个菌株在母种培养基上,BL09、BL11、BL12之间生长速度差异不显著,而韩芝生长较慢,并与其它菌株存在极显著的差异;BL09和BL11菌丝生长浓密洁白,气生菌丝量大,菌丝边缘整齐,BL12和韩芝则相对较差;4个菌株在原种培养基上的生长速度,BL09和BL11之间差异不显著,BL09、BL11与BL12、韩芝之间存在极显著差异,BL12和韩芝之间差异不显著;菌盖大小为BL09> BL11> BL 12>韩芝,产孢量大小为BL09> BL11>韩芝>BL12; BL09和BL11产量较高,它们与韩芝和BL12之间存在显著差异,BL12产量最低,评比结果表明,BL09无论在菌丝生长方面还是在子实体生长方面,均优于其它菌株,都表现出良好的长式,是较适宜于景宁生产推广的优良菌株. 相似文献
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以桉树段木和桉木屑为基质,杂木屑为对照,开展了桉树栽培灵芝对比试验,并对灵芝主要营养成分和重金属含量进行了检测。结果表明:桉树栽培灵芝是可行的,桉树栽培灵芝菌丝生长快(桉木屑灵芝菌丝日长速9.75 mm·d-1、桉树段木灵芝菌丝日长速7.28 mm·d-1);桉木屑混合基质灵芝的单芝鲜重(47.66 g)比对照灵芝(47.11 g)高1.18%,而桉树段木灵芝(45.44 g)比对照的低3.53%;桉木屑基质灵芝多糖(1.64 g·100 g-1)和比对照灵芝多糖(1.44 g·100g-1)高13.89%,桉树段木灵芝多糖与对照的相同,桉木屑基质灵芝三萜化合物(1.88 g·100 g-1)比对照灵芝(1.38 g·100 g-1)高36.23%;桉树灵芝重金属含量均符合绿色食品食用菌的要求。 相似文献
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We used a novel digital autoradiographic technique that enabled, for the first time, simultaneous visualization and quantification of spatial and temporal changes in carbon allocation patterns in ectomycorrhizal mycelia. Mycorrhizal plants of Pinus sylvestris L. were grown in microcosms containing non-sterile peat. The time course and spatial distribution of carbon allocation by P. sylvestris to mycelia of its mycorrhizal partners, Paxillus involutus (Batsch) Fr. and Suillus bovinus (L.): Kuntze, were quantified following 14C pulse labeling of the plants. Litter patches were used to investigate the effects of nutrient resource quality on carbon allocation. The wood-decomposer fungus Phanerochaete velutina (D.C.: Pers.) Parmasto was introduced to evaluate competitive and territorial interactions between its mycelial cords and the mycelial system of S. bovinus. Growth of ectomycorrhizal mycelium was stimulated in the litter patches. Nearly 60% of the C transferred from host plant to external mycorrhizal mycelium (> 2 mm from root surfaces) was allocated to mycelium in the patches, which comprised only 12% of the soil area available for mycelial colonization. Mycelia in the litter patch most recently colonized by mycorrhizal mycelium received the largest investment of carbon, amounting to 27 to 50% of the total 14C in external mycorrhizal mycelium. The amount of C transfer to external mycelium of S. bovinus following pulse labeling was reduced from a maximum of 167 nmol in systems with no saprotroph to a maximum of 61 nmol in systems interacting with P. velutina. The 14C content of S. bovinus mycelium reached a maximum 24-36 h after labeling in control microcosms, but allocation did not reach a peak until 56 h after labeling, when S. bovinus interacted with mycelium of P. velutina. The mycelium of S. bovinus contained 9% of the total 14C in the plants (including mycorrhizae) at the end of the experiment, but this was reduced to 4% in the presence of P. velutina. The results demonstrate the dynamic manner in which mycorrhizal mycelia deploy C when foraging for nutrients. The inhibitory effect of the wood-decomposer fungus P. velutina on C allocation to external mycorrhizal mycelium has important implications for nutrient cycling in forest ecosystems. 相似文献
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基质硒含量对棘托竹荪菌丝生长及其谷胱甘肽过氧化酶活性的影响 总被引:2,自引:2,他引:0
通过菌袋培养棘托竹荪试验,对比了不同基质硒含量对菌丝体生长速度及其谷胱甘肽过氧化酶活性的影响。结果表明,采用改良的基质配方比用传统生产常规的木糠加麦麸配方的菌丝生长速度可增加15.9%,在传统配方基质培养下,菌丝体长至满袋的时间为85 d,而改良配方基质菌丝体满袋时间只需要70 d;用改良配方基质添加外源硒的含量在0.5~4.0 mg/kg时,可促进菌丝体的生长,最佳配方在1.5个月内菌丝体长至满袋;基质硒含量为1.0~2.0 mg/kg时,菌丝体生长最快,质量约1.8 kg的菌袋在培养时间为50 d时各个配方均能完全长满。在培养基质中添加适量的外源硒肥对提高棘托竹荪菌丝体先端谷胱甘肽过氧化物酶活性有显著作用。 相似文献
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灵芝品种的菌丝体多糖和三萜含量分析评价 总被引:1,自引:0,他引:1
为选育有效成分含量高的精深加工专用的灵芝品种提供理论依据,对14个灵芝品种的菌丝体多糖和三萜含量进行了分析评价。结果表明,灵芝品种的菌丝体多糖含量在1.98%-5.21%,高低相差2.63倍,14个灵芝品种中多糖含量在4.0%以上的品种有薄树灵芝02、赤芝05、松杉灵芝、薄树灵芝01、黄边灵芝、惠州等6个品种;灵芝菌丝体三萜含量在0.38%-1.34%,高低相差3.53倍,14个灵芝品种中三萜含量在0.95%以上的品种有黑芝02、紫芝02、紫芝01、黑芝01、黄边灵芝等5个品种;另外发现灵芝菌丝体中的多糖与三萜含量高低不存在相关性。 相似文献
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H. E. Ahrberg 《Forest Pathology》1975,5(5):287-303
Studies of cytology and growth of different strains of Fomes annosus (Fr.) Cooke. I. Numbers of nuclei and DNA content in different isolations and stages of development. In cytological and cytophotometric studies, determinations were made of nuclear numbers and DNA contents of both conidia and basidiospores, of the primary mycelium and of mycelium after plasmogamy. Information was also obtained on parasexual phenomena in dikaryotic mycelium which can be held responsible for the great variability of the fungus. 相似文献
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对引起油茶炭疽病的胶孢炭疽菌的生物学特性进行了研究.结果表明,该病菌在10~35℃的温度范围内均能生长以及分生孢子正常萌发,其中30℃最适宜菌丝生长和分生孢子萌发;在pH3.0~11.0范围内菌丝均能生长和分生孢子均可萌发,pH6.0最利于菌丝生长,pH5.0~7.0最适宜分生孢子萌发。连续光照有利于菌丝的生长,光暗交替有利于分生孢子的萌发。可溶性淀粉和尿素利于菌丝生长;乳糖和麦芽糖与谷氨酸的不利于菌丝生长。甘露醇和甘氨酸有利于产孢,半乳糖和硝酸钾不利于产孢;菌丝和分生孢子的最低致死温度为55℃,10 min。 相似文献