您要查找的是不是:
- Study on Technique of Rapid Asexual Propagation of Sequoia sempervirens Lindl. 北美红杉无性快繁技术的研究。
- Cuttings are a means of asexual propagation and may vary in size from buds, leaves or root segments to large shoots. 即取植株营养器官的一部分,枝条,根或叶片插入土中长成完整的植株。
- Apomixis is a mode of reproduction (asexual propagation through seeds) that exists in many plants from different botanical families. 摘要由于利用无融合生殖途径可以固定杂种优势,从而改良现有植物的育种策略,因此对无融合生殖的研究已成为生物学科的新生长点。
- Being one of the main varities of Wuyi Mountain rock teas, narcissus belongs to asexual propagation, large-leaved, and late-matured tea series. 作为武夷岩茶的当家品种之一,水仙茶树品种属无性系、大叶、晚生种型,叶片比普通小叶种大一倍以上,叶质肥厚。
- The yield and quality of pear are greatly taken from virus desease as viruses infecting and accumulating in the pear tree while continually asexual propagation. 梨树在长期的无性繁殖过程中,感染并积累了多种病毒。分布较广泛的有梨环纹花叶病毒、梨脉黄病毒、苹果茎沟病毒,榅桲矮化病毒等。
- Compared with polyploidy breeding of crops, that of woody plants remains superior because of the abundant species resources and asexual propagation, though there are limitations. 与农作物相比,尽管木本植物在多倍体育种中有其缺陷,但木本植物丰富的物种资源及无性繁殖等特性较大程度地发挥了多倍体育种的优越性。
- The invention relates to a method for the asexual propagation of Tripterygium wilfordii, which comprises: inducing the clump buds, breeding, culturing the sprout and replanting etc. 本发明涉及一种雷公藤无性繁殖的方法。该方法包括:丛生芽的诱导、增殖、壮苗、生根及移栽等步骤。
- Studies on Asexual Propagation Technique of Lilac 丁香的无性繁殖技术
- Study on Syringa persica Linn. Asexual propagation 裂叶丁香无性繁殖技术研究
- Study on asexual propagation of tobacco leaf 烟草叶片无性繁殖研究
- Cultivation Techniques for Asexual Propagation of Gastrodia 天麻人工无性繁殖栽培技术
- The external cause includes unfitting culture conditions, strain aging, unsuitable preservation and infection virus of asexuality propagation. 外因主要包括培养条件不适宜、菌种老化、菌种保藏不当和菌株无性繁殖体感染病毒。
- Study on Fast Asexual Propagation Technique in Balloonflower Research 桔梗无性快繁技术研究
- Studies on Crucial Technology of Rapid Asexual Propagation and Commercial Production of Phalaenopsis 蝴蝶兰无性快繁规模化生产的研究
- STUDY ON ASEXUAL PROPAGATION OF THE WINTER HOST OF GALLNUT APHID UNDER DIFFERENT ENVIRONMENT CONDITION 不同环境条件下角倍蚜冬寄主无性繁殖研究
- Asexual Propagation of Arnebia euchroma Johnston and Exploration of Hereditary Stability in Regenerated Plantlets 新疆紫草的无性繁殖及其再生植株的遗传稳定性初探
- Investigation on Nursery Stock Growth of Biennial Manyprickle Acanthopanax by Asexual Propagation 二年生刺五加无性繁殖苗木生长状况调查
- The asexual propagation techniques of Larix kaempferi and its afforestation trial of cutting seedling 日本落叶松无性繁殖技术研究与扦插苗造林试验
- Keywords Populus davidiana;Populus tremuloides;crossing breed;asexual propagation;molecular marker; 中国山杨;美洲山杨;杂交育种;无性繁殖;分子标记;
- In asexually propagated species, variability resulting from recombination may be severely limited, or even precluded. 在无性繁殖物种中,重组产生的变异可能受到严重限制,甚至受到阻止。