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The colonization of arbuscular mycorrhizal fungi in the roots and rhizosphere soils of rare species Magnolia cylindrica sampled from its native and cultivation habitats was examined by the methods of alkaline lysising and acid fuchsin staining.

在原产地和引种栽培地采集了国家珍稀濒危植物黄山木兰的根样及其根际土壤样品,研究了根中丛枝菌根真菌的定殖状况。

Although the conservative termed secondary homothallism inherit mode and absence of wild resources, the commercial strains encompass extremely limited genetic variation, in this paper we revealed some variations of phenotypic and genorypic characteristics among the tested strains in mycelium growth rate, field performance, esterase isozyme, soluble protein and AFLP fmgerprint.

双孢蘑菇由于自身保守的次级同宗配合遗传方式以及长期野生种质资源的匮乏,造成现有栽培菌株之间相似性程度较高,尽管这样,本试验采用不同方法,从菌丝生长速度、农艺性状、蛋白质以及基因组各方面系统地反映了双孢蘑菇主要商业栽培菌株间的表型及遗传差异性,为双孢蘑菇种内杂交育种提供了科学依据。

It seeds area and total yield are big in our country.This study combined Hubei province item of the project of country important food foisori science and technology. It considered the difference of climate character、 cultivate system and plant habit in the southeast of Hubei、 in the middle of Hubei、 in the northwest of Hubei and in the Jianghan plain four rice plant areas. It had formed " double season rice three ripe high yield in the southeast of Hubei mode "、" sparse、 manipulative、 weight middle season rice high yield in the middle of Hubei mode"、" zero till light-duty high yield plant in the Jinghan plain mode" and " cover with ground film wet in all process in the northwest of Hubei plant mode" four adaptive plant modes base on present plant modes.

本研究结合粮食丰产科技工程国家重大科技专项湖北项目的部分研究内容,针对湖北省鄂东南、鄂中、江汉平原及鄂西北四大稻作区不同生态气候特点、耕作制度和种植习惯,在现有栽培技术的基础上组装集成"鄂东南双季稻三熟高产模式"、"鄂中稀、控、重中稻高产模式"、"江汉平原免耕轻型丰产栽培模式"及"鄂西北全程地膜覆盖湿润栽培模式"四种配套栽培技术模式,分别在武穴、随州、沙洋、房县等四地进行大田试验示范。

Managed by a man of great viticultural tradition, whose family have carefully finetuned their viticultural thinking and savoir-faire with innovation and commitment over seven generations, an exciting new future now awaits this vineyard.

家族在改革创新及使命上谨慎地调整对葡萄栽培的观点、变革,传承了七代人,秉承了伟大的葡萄栽培传统。这个葡萄园等候着一个新的、令人兴奋的未来。

Treated with 3 kinds of cultivation medium s:peat,moss and soil,adaptability of Thalia dealbata,Pontederia cordata,Iris sanguinea and Hydrocotyle verticillata were compared.

结果表明:3种处理下,再力花、海寿花和轮叶石胡荽的植株地上部、地下部生物量均以地栽处理最高,植株根冠比均以地栽处理最低;溪荪在3种处理下的适应性没有表现出明显差异;4种植物在3个处理下的根系活跃吸收面积率变化趋势相似,基本在40%~50%波动,没有明显差异;4种植物在泥炭栽培和水苔藓栽培基质下都有一定的适应性。

Ham. ex Roxb., Tithonia diversifolia A. Gray., ect. are found to meet the first-class organic manure standard; 40 species such as Eupatorium odoratum L., Eupatorium catarium Veldkamp., Eupatorium adenophorum Spreng., Conyza canadensis L. etc met second-class organic manure standard; 4 species such as Ageratum conyzoides L., Blumea balsamiferae DC., Conyza japonica Less., Centipeda minima L.

常见的革命菜、一点红、苦菜、地胆草和鬼针草5种菊科野菜,其营养价值可与栽培蔬菜媲美,部分种类野菜的营养成分含量甚至超过栽培蔬菜:革命菜、一点红、苦菜和鬼针草的粗蛋白含量均超过栽培的茼蒿,粗纤维含量与茼蒿及白菜中含量接近;5种野菜的维生素C含量均高于白菜。

The red soil "terra rossa" of Coonawarra is Australia's most famous soil, and some of the most expensive viticultural land in Australia.

冠纳娃纳区特有的土壤是澳洲最著名的红土壤,也是澳洲最贵的葡萄栽培地之一。

A field trial for plant density has been used for practical remediation in 2004 and 2005, it has four treatments, 10 cm×10 cm、20 cm×20 cm、10 cm×40 cm and 40 cm×40 cm, respectively. The results were follows: the optimization plant density was 20 cm×20 cm; Peteris vittata L. was a herbaceous plant fit to adequacy increased density for enhancing the biomass and removalling of arsenic; with increased the plant density, the plant were accumulated more proportion arsenic in their fronds, and then made promote the efficiency of arsenic removal from contaminated soils.(2) It was a complicated pyrolysis course for plant incineration.

1在10cm×10cm、20cm×20cm、10cm×40cm与40cm×40cm 4个种植密度下,利用蜈蚣草对砷污染土壤进行了2年的田间实际修复,得出如下结论:蜈蚣草是一种适宜于密植的草本植物,具有通过提高栽培密度来提高其地上部生物产量的潜力;同时蜈蚣草密植有利于促使其吸收的砷向地上部富集,从而有利于进一步提高其对砷污染土壤的修复能力;综合考虑修复过程中的收获方式、经济成本与可操作性,在4个密度处理中密度20cm×20cm为蜈蚣草的最佳栽培密度。

Diversity of endophytic fungi in leaves of Ginkgo biloba was studied in order to understand diversity state and succession change of endophytic fungal communities in this endemic plant. Healthy leaf samples were collected from five main planting locations of G. biloba in Jiangsu and Shandong provinces separately in spring, summer and autumn.

为了解我国特有植物银杏的叶部组织中内生真菌菌群的多样性和演替变化,分别于春、夏、秋季从江苏和山东两省的五个主要银杏栽培地采集健康叶片进行了内生真菌的研究。

Diversity of endophytic fungi in leaves of Ginkgo biloba was studied in order to understand diversity state and succession change of endophytic fungal communities in this endemic plant. Healthy leaf samples were collected from five main planting locations of G. biloba in Jiangsu and Shandong provinces separately in spring, summer and autumn.

摘 要:为了解我国特有植物银杏的叶部组织中内生真菌菌群的多样性和演替变化,分别于春、夏、秋季从江苏和山东两省的五个主要银杏栽培地采集健康叶片进行了内生真菌的研究。

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