نتایج جستجو برای: seed banks genetics

تعداد نتایج: 180218  

2016
CHANDAN SINGH

The present study were carried out in the Department of Genetics and Plant Breeding, Faculty of Agriculture, NDUAT, Faizabad during rabi season 2014-15 and 2015-16 entitled “standardization of biofortification and hydropriming for enhance seed yield and its quality parameters in chickpea (Cicer arietinum l.)” The objective of the study was assessing the comparative performance of yield and qual...

2015
Hongyuan Ma Haoyu Yang Zhengwei Liang Mark K. J. Ooi

BACKGROUND Management regimes for vegetation restoration of degraded grasslands can significantly affect the process of ecological succession. However, few studies have focused on variation in the soil seed bank during vegetation restoration under different management regimes, especially in saline-alkaline grassland habitats. Our aim was to provide insights into the ecological effects of grassl...

2008
Elizabeth A. Allen Jeanne C. Chambers Robert S. Nowak

—Pinyon-juniper (Pinus monophylla–Juniperus osteosperma) woodlands are expanding into shrubsteppe ecosystems in western portions of the Great Basin. Often, highly competitive trees displace the understory, and prescribed fire is increasingly used as a restoration tool. To inform management decisions about post-fire recovery, we examined immediate and long-term (i.e., 2 growing seasons) response...

Journal: :Annals of botany 2014
Dechang Cao Carol C Baskin Jerry M Baskin Fan Yang Zhenying Huang

BACKGROUND AND AIMS Formation of seed banks and dormancy cycling are well known in annual species, but not in woody species. In this study it was hypothesized that the long-lived halophytic cold desert shrub Kalidium gracile has a seed bank and dormancy cycling, which help restrict germination to a favourable time for seedling survival. METHODS Fresh seeds were buried in November 2009 and exh...

2012
Noorullah Khan Rashid H. Kazmi Leo A. J. Willems Adriaan W. van Heusden Wilco Ligterink Henk W. M. Hilhorst

The success of germination, growth and final yield of every crop depends to a large extent on the quality of the seeds used to grow the crop. Seed quality is defined as the viability and vigor attribute of a seed that enables the emergence and establishment of normal seedlings under a wide range of environments. We attempt to dissect the mechanisms involved in the acquisition of seed quality, t...

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