نتایج جستجو برای: seed germination percentage and rate
تعداد نتایج: 16899913 فیلتر نتایج به سال:
Kiwifruit is a fast-growing deciduous woody vine that can be propagated in several ways. Nevertheless, seedlings have a strong and widespread system of roots than cuttings. The aim of this study was to find a simple and practical method for farmers to increase the germination percentage of kiwifruit seeds. This study was performed in a completely randomized design with five treatments of Cold S...
In order to evaluate the effect of priming on some germination and seedling growth characteristics of safflower (Carthamus tinctorius L.) under drought stress, an experiment was conducted base on completely randomized design with four replications at the Seed Technology Laboratory of Yasouj University, in 2011. Treatments were included of five priming levels (control or no prime, hydro priming,...
Pioneer plants are adapted to grow in unpredictable environments. These plants have evolved several traits related to seed morphology and germination to cope with this unpredictability. The main aim of this study was to investigate the effect of plant identity and maternal environment on seed mass and germination of Sinapis arvensis. This study was undertaken with S. arvensis plants grown in fo...
To investigate the effect of quinine seed priming on morpho-physiological and biochemical traits of seedlings, a factorial experiment was conducted in a completely randomized design with four replications at the seed processing laboratory of the Shahed University of Tehran. Experimental factors included two levels of seed age (one-year old and four-year old) and four priming treatments (control...
Gaining insights into the germination and emergence patterns of weeds as well as the factors which have an impact on these patterns is beneficial for weeds management programs. In order to investigate the effect of temperature, waterlogging and salinity on germination and emergence of common lambsquarters, three separate experiments were conducted, adopting a completely randomized design with f...
Bilhar or Mountain Kandall (Dorema aucheri) belongs to Apiacea family that contains flavonoid and coumarine compounds. Since propagation of this plant in natural habitats occurs through seed and due to deep dormancy, the identification of different seed dormancy breaking methods is necessary for the preservation of this species. In this respect, different methods, including chilling, washing an...
background & aim: because of seed germination ability of medicinal plants seed is low and, generally exposed to problem. priming is one of the techniques that help seeds to be germinated faster and uniformly. experimental: a laboratory experiment was carried out on germination and growth improvement in heracleum persicum desf. by seed osmo-primming in seed technology laboratory ...
In order to investigate the effect of priming techniques on germination parameters of ajowan (Carum copticum L.) seed, an experiment was conducted in completely randomized design with four replications. The experiment treatments included a control (no priming), three hydropriming levels with distilled water (24, 36, and 48 h), three osmopriming levels with PEG (solutions with osmotic potential ...
Extended abstract Introduction: Using of plant growth regulators is one of the methods can improve plant growth against environmental stresses such as salinity. Salicylic acid plays an important role in physiological processes regulation, including germination. Today, using of growth promoting bacteria has been increased and it causes to raise the seed vigor, uniformity, germination percentage...
five different media with two concentrations and kinds of carbohydrates and peptone treatments were examined for their effectiveness in promoting asymbiotic seed germination of epipactis veratrifolia. results revealed significant differences between media on seed germination percentage and protocorm growth and fast medium has the best effect on both. carbohydrate treatments had significant eff...
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