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Effect of different planting seedlings and nitrogen levels on photosynthetic characteristics and yie
In order to explore the effects of planting seedlings and nitrogen levels on high yielding rice variety,selecting two ne......
Rooftop gardening or green roof establishment, one of the methods of afforestation for urban greening, has many benefits......
棉花是世界范围内主要纤维作物。在过去的三十年里,中国是世界上最重要的棉花生产国与消费国,而长江流域棉区是中国棉花主产区之一......
Structure and sowing principles of rice rope direct seeding machine are introduced. In order to test the machine’s work......
Imagine a group of 100 girls. How many think they are beautiful or pretty？ Only 41 of them， according to our recent survey......
Field studies were conducted in the Jiuwantan Forest Farm,Huadu District of Guangzhou City from June 2004 to March 2006 ......
Abies gracilis Kom.(Pinaceae) is one of the rarest and endangered conifers in the Russian flora,which must be cultivated......
[Objective]The purpose was to find out the most suitable growth condition region of Cynomorium Songaricum.in XinJiang an......
[目的]为不同地区天麻的栽培及药用开发提供理论基础。[方法]以4个天麻品种乌天麻、红天麻、绿天麻和乌红杂交天麻试材,采用箱栽的......
Comparison of tree growth and undergrowth development in aerially seeded and planted Pinus tabulaefo
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
A male-specific SCAR DNA marker was developed using a RAPD DNA marker specific for male plants of Salacca zalacca var. z......
从介绍江苏省东台市引种油菜新品种宁杂1818示范布局情况出发，介绍了双低杂交油菜新品种宁杂1818主要特征特性，并阐述了双低杂交油菜......
基于农业生态安全,从资源、环境、社会经济等3个方面构建种植业生态安全评价体系；用极差标准化法处理原始数据,用层次分析法(AHP)确......
针对陕西西安厚畛子镇得天独厚的先天条件,提出适合当地重楼种植的管理技术,以期对广大种植户有所帮助,提高重楼的产量和品质,增加......
探究野生与种植博落回不同部位的原阿片碱、别隐品碱、血根碱、白屈菜红碱和总生物碱的含量差异。采集明溪野生、明溪种植、光泽野......
