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Sporulation conditions of Alternaria alternata in tobacco were studied in the experiment.

试验研究了烟草赤星病菌分生孢子的产生条件。

Calcium antimonite deposits, which indicates calcium distribution, were mainly localized in cellmembrane and vacuoles, as a storeroom of Ca2+, and smaller amounts of calcium p recip itates randomly resided in mitochon2dria, cytop lasm and nucleus.

结果表明,对照生长条件下(14 mmol·L-1 NO3-),黄瓜根系分生区细胞内Ca2+主要出现在细胞膜和小液泡内,线粒体、细胞质和细胞核及核仁内也有少量的较小颗粒钙沉淀。

Score GR and 30% Armure EC showed best inhibiting to mycelial growth, but the 10% polyoxin B DP was the worst. Leaves of four turfgrass species (Cynodon hybrid, Lolium perenne, Agrostis plustris, Poa pratensis) were inoculated with conidial suspensions of C.verruculosus.

喷雾病原菌分生孢子悬浮液于狗牙根、黑麦草、高羊茅、早熟禾等几种草坪草活体叶片上并保湿培养,在接种后不同时间点分别从每个寄主上取样,对样品进行组织透明、染色,观察病原菌对寄主植物的侵染过程。

A sexually produced fungal spore formed within an ascus.

一种能产生分生孢子的特殊真菌菌丝。

The hyphae of root rot pathogen for Rhodiola sachalinensis can grow well from 20℃ to 30℃, pH 5. The conidiophore can burgeon very well from 25℃ to 35℃, pH 5 of the culture mediums in which include juice of Rhodila schalinensis, barm, glucose and cream of beef.

红景天根腐病菌菌丝生长适宜温度为 2 0~ 30℃,适宜 pH值为 5 ;分生孢子萌发适宜温度为 2 5~ 35℃,适宜 pH值为 5 ,在不同营养液里以红景天汁、牛肉膏、酵母汁、葡萄糖等的营养液中萌发良好。

The scales of "Sorbonne","Mera star","Siberia","Tiber" were used to study systematically soilless cutting skills of Oriental lily from pretreatment of scales, cutting medium to nutrition solution. The results indicated:① using broken dormancy bulbs which experienced disinfection and exposing could prevent it from rot and enhance propagation index;② There is no difference among four varieties on information of bulblet, so all four varieties can be propagated bulbs though cutting.

本试验以东方百合索蚌、残星、西伯利亚、泰伯四个品种的鳞片为材料,分别从鳞片的预处理、扦插或催芽基质的筛选、20—22℃室温下催芽、营养液选配等几方面对东方百合无土扦插的技术措施作以系统研究,结果表明:①用打破休眠的种球,并通过破球、消毒、晾晒处理,有效的防止了扦插过程中鳞片的腐烂,提高了繁殖系数;②东方百合鳞片也有扦插分生小子球的潜能,四个品种之间分生子球的差异不显著,因此它们都可以用扦插方法繁殖种球。

Stems simple from caudex, often branched above.

在上面的来自块根,通常分枝的茎单生。

Conidiophore,mycelium,fermentation metabolite of P.

蝉拟青霉分生孢子、菌丝、发酵代谢产物均对蚜虫有一定的杀蚜效果。

The optimum temperature for conidium germination and hyphal growth of M.

该菌分生孢子萌芽和菌丝生长的最适温度为15~20℃、最适pH7。

Leaves variable, those on previous year's branches usually alternate, those on short branches approximate and often fascicled; petiole 1–2(–3) cm, glabrous, with 2 to 4 nectaries at apex or at base of leaf blade; leaf blade lanceolate to elliptic-lanceolate, 3–6(–9)× 1–2.5 cm, slightly pilose when young, glabrescent, base broadly cuneate to rounded, margin shallowly densely serrate, apex acute to shortly acuminate.

易变的叶,那些在通常互生的第二年分枝上,那些在短枝紧靠和通常簇生上;叶柄1-2(-3)厘米,无毛,具2在4蜜腺在先端或叶片的在基部;叶片披针形的到椭圆形披针形, 3-6(-9)* 1-2.5 浅的幼时的厘米,稍具柔毛,后脱落,基部宽楔形到圆形,边缘浓密有锯齿,先端锐尖到短渐尖。

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I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

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我比喻得过头了。