نتایج جستجو برای: scarification

تعداد نتایج: 561  

Journal: :New Forests 2021

Seed processing and dormancy break treatments are recommended for rendering seeds restoration-ready. Conversely, fruit structures seed coats may protect from environmental harm in the field. We evaluated effects of (by either keeping or extracting seeds) and/or scarification (of physically dormant on seedling emergence establishment 10 legume tree species tropical forests savannas Central Brazi...

Journal: :Idesia 2022

The knowledge about aspects related to seed germination are extremely important the propagation of Passiflora species. Considering diversity species and need studies that can elucidate process seeds this study aimed was evaluate methods overcome dormancy in two (P. morifolia P. cincinnata) by pre-germinative treatments as physical scarification, immersion gibberellic acid (GA3) Promalin® (GA4+...

Afshar Fallah Imani Ali Salehi Sardoei, Mozhgan Shahdadneghad

Canna indicaL.roots are used for medicinal purpose. A decoction of the root with fermented rice is used in the treatment of gonorrhea and amenorrhea. The seed of canna is extremely hard, and needs to be "scarified" before sowing. The aim of the present investigation is to determine the hardiness problem of the seed. The seed sample was collected from the IARI, New Delhi in 2008. The wo...

Ali Ashraf Jafari Ehsan Zandi Esfahan Sedigheh Zarekia

This research aims to evaluate the effects of seed scarification on five perennialAstragalus species including A. effusus, A. vegetus, A. subsecundus, A. brevidens and A.cyclophyllon in the field conditions. Seeds were sown after scarification with sandpaper byhand in the field of Homand Absard Rangeland Research Station, Damavand, Iran in autumnin 2008. The seeds were sown using split plot des...

H. Mut I. Ayan O. Onal Asci U. Basaran, Z. Acar

In many forage legumes, hard seed coat is the main problem impeding thegermination by preventing water and gases transport in seed. We evaluated theeffects of mechanical scarification, chilling, different seedbeds (peat and sand) andtheir combination on the germination ratio and time of 9 naturally grown legumespecies belonging Lathyrus and Vicia genus. Control seeds showed very lowgermination ...

Journal: :International Journal of Enviornment and Climate Change 2023

Acacia nilotica plays an important ecological role in its native habitats and has great relevance for restoration as well terms of economic worth. species frequently exhibit seed dormancy, which makes planting testing difficult. In the present work, we examined degree dormancy impact various pre-treatments on breaking species. Several tests were carried out against this backdrop to standardize ...

Journal: :journal of rangeland science 2014
sedigheh zarekia ali ashraf jafari ehsan zandi esfahan

this research aims to evaluate the effects of seed scarification on five perennialastragalus species including a. effusus, a. vegetus, a. subsecundus, a. brevidens and a.cyclophyllon in the field conditions. seeds were sown after scarification with sandpaper byhand in the field of homand absard rangeland research station, damavand, iran in autumnin 2008. the seeds were sown using split plot des...

2003
C. L. LARSON R. N. USHIJIMA R. KARIM M. B. BAKER

Angora, New Zealand, and Dutch-belted rabbits were tested for their susceptibility to graded doses of Herpesvirus hominis type 2 administered by vaginal instillation, intracorneal injection, and scarification of the cornea. Central nervous system involvement and death occurred after infection by the various routes employed. Prior immunization of Dutch-belted and New Zealand rabbits with viable ...

Journal: :ecopersia 2015
ali mohammad asaadi gholamali heshmati alireza dadkhah

germination is a critical stage in the life cycle of plants and often controls population dynamics, with major practical implications. salsola arbusculiformis is one of the most important plants used to prevent soil erosion and a good fodder resource for sheep and goat in the rangelands of iran. however, the species seems to have low seed germination, so the purpose of this study was to investi...

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