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Article
Genetic Diversity of Scanty Available Himalayan Saussurea obvallata (DC.) Edgew.
Saussurea obvallata (DC.) Edgew. of Asteraceae family is an endangered plant species used for traditional, cultural and religious purposes. The species is not systematically explored till date at global level. He...
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Article
In vitro approaches for conservation and reducing juvenility of Zanthoxylum armatum DC: an endangered medicinal plant of Himalayan region
This paper provides authentic information on the micropropagation and genetic fidelity assessment methods, which can be used for conservation and quality assessment of endangered medicinal plan...
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Article
Effect of Sulfuric Acid Treatment on Breaking of Seed Dormancy and Subsequent Seedling Establishment in Zanthoxylum armatum DC: An Endangered Medicinal Plant of the Himalayan Region
An attempt has been made to influence seed germination in Zanthoxylum armatum DC, a medicinally important plant that produces seeds with hard coat and low natural regeneration. Pretreatment of seeds with concentr...
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Article
Land Cover Map** for Namdapha National Park (Arunachal Pradesh), India Using Harmonized Land Cover Legends
Since last few decades RS-GIS is playing vital role in studying and map** spatiotemporal responses of land cover, however, as a matter of fact, the map** outputs largely depend on the expert's/user's prefe...
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Article
Factors affecting in vitro formation of cormlets in Gladiolus hybridus Hort. and their field performance
The effect of number of important factors on in vitro cormlet formation has been investigated in Gladiolus hybridus Hort. Sucrose concentration of 232 mM was found to be best for producing higher number of cormle...
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Article
Assessment of genetic fidelity of encapsulated microshoots of Picrorhiza kurrooa
In vitro grown microshoots of Picrrhiza kurrooa were encapsulated in the alginate beads. Regrowth of encapsulated microshoots, using alginate encapsulation, of P. kurrooa reached 89.33% following 3 months of stor...
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Article
Effect of pre-germination treatments on seed physiology and germination of central Himalayan oaks?
The continuous decline in regeneration of two important species of central Himalayan oak, namely Quercus glauca and Q. leucotrichophora, is of great concern. A study was therefore, carried out to improve germinat...
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Article
Gas exchange variability and water use efficiency of thirty landraces of rice still under cultivation in Kumaun region of the Indian Central Himalaya
Gas exchange characteristics of thirty landraces of rice (Oryza sativa L.) along with an introduced variety VL-206 (recommended high yielding variety for rainfed uplands of the Indian Central Himalaya, ICH), grow...
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Article
On-farm conservation of landraces of rice (Oryza Sativa L.) through cultivation in the Kumaun region of Indian Central Himalaya
The Himalayan region is a known hot spot of crop diversity. Traditional varieties (usually called primitive cultivars or landraces), having withstood the rigors of time (including harsh climatic conditions as ...
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Article
Differences in photosynthetic characteristics and accumulation of osmoprotectants in saplings of evergreen plants grown inside and outside a glasshouse during the winter season
Photochemical efficiency, photosynthetic capacity, osmoprotectants, and relative water content (RWC) were recorded in saplings of two evergreen plants (Boehmeria rugulosa Wedd. and Olea glandulifera Wall. ex G. D...
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Chapter and Conference Paper
Growth promotion of rice by phosphate solubilizing bioinoculants in a Himalayan location
Three bacterial species, viz. Bacillus megaterium, B. subtilis and Pseudomonas corrugata, originally isolated from temperate locations in the Indian Himalayan region, were examined for their growth promotion abil...
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Article
Propagation and Conservation of Picrorhiza kurrooa Royle ex Benth.: An Endangered Himalayan Medicinal Herb of High Commercial Value
Picrorhiza kurrooa Royle ex Benth., a high value medicinal herb of alpine Himalaya and a source of hepatoprotective picrosides, is listed as ‘endangered’ due to heavy collection from its ...
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Article
Adventitious Root Formation in Young Shoots of Cedrus Deodara
The effect of auxins [indole-3-butyric acid (IBA) and α-naphthaleneacetic acid (NAA)], phenolics (phloroglucinol and coumarin), a combination of auxins and phenolics, and a systemic fungicide (Bavistin, containin...
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Article
In vitro propagation of Gladiolus hybridus Hort.: Synergistic effect of heat shock and sucrose on morphogenesis
Three cultivars (cvs.) of Gladiolus hybridus Hort., namely ‘Her Majesty’, ‘Aldebaran’ and ‘Bright Eye’ were successfully micropropagated. The cultures were established using intact cormels or segments of corme...
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Article
Isolation of Pseudomonas corrugata from Sikkim Himalaya
Two isolates of Pseudomonas corrugata, P. corrugata 1, a rhizosphere associate, and P. corrugata 7, a rhizoplane associate have been isolated and characterized from maize soils; these isolates are from the sub...
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Article
Metabolism of Adenine and Hypoxanthine in a Hormone Autonomous Genetic Tumour Line of Tobacco
Genetic tumour tissues of Nicotiana glauca (Grah.) × N. langsdorffii (Weinm.), which grow on auxin and cytokinin-free medium, were incubated with [14C]-/[3H]-adenine or [3H]-hypoxanthine to investigate cytokin...
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Article
The rhizosphere effect of tea on soil microbes in a Himalayan monsoonal location
Monthly investigations of the microbial population associated with tea soils, in terms of colony-forming units assessed by the plate-count method, were carried out at three different soil depths for a period o...
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Article
Quantification of Intact Cytokinin Glucosides in Datura innoxia Crown Gall Tissue by Desorption Chemical Ionisation Mass Spectrometry
Cytokinin glucosides are routinely quantified as their aglycones produced by enzymic or chemical hydrolysis. It is, however, important to be able to measure their levels per se. The present paper illustrates the ...
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Chapter
Effect of growth substances and mineral nutrients on cytokinin levels and senescence of tobacco(Nicotiana rustica)leaves
Several tobacco species exhibit a marked sequential leaf senescence in which basal leaves senesce first and then the senescence progresses towards apical leaves. The role of plant hormones, especially cytokini...
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Chapter and Conference Paper
Cytokinin Oxidase and the Degradative Metabolism of Cytokinins
Over the last 16 years considerable knowledge has accumulated about the metabolism of naturally occurring and synthetic cytokinins. In the case of naturally occurring cytokinins, many of the metabolites identi...
