نتایج جستجو برای: i2 no irrigation at sowing until germination

تعداد نتایج: 6000539  

2005
M. A. Hossain M. K. Arefin B. M. Khan M. A. Rahman

The study was conducted over a period of six months from January to June 2004 to explore the effects of different seed treatments on germination and seedling growth attributes of a popular medicinal plant, Horitoki (Terminalia chebula Retz) in the nursery of Chittagong University, Bangladesh. Seeds were subjected to six pre-sowing treatments e.g. control (T ), depulped (T ), depulped and soaked...

ثباتی, احمد , هاشمی دزفولی, ابوالحسن ,

Growth and grain yield of irrigated barley cultivars (Valfajr, Binam and Raihaneh) was investigated at 4 sowing dates (6, 22 Oct. and 14, 20 Nov.) in Karaj region. The effect of sowing date, genotype and their interaction on grain yield were statistically significant. Early and late sowing enhanced cold damage. However, the damage was more in late sowings. It was estimated that the optimum sowi...

ژورنال: علوم آب و خاک 2019

Due to the availability of limited water resources in the country, it is necessary to use unconventional water. On the other hand, application of minerals such as Zeolite (Zo) is necessary to simulate plant growth and reduce the harmful effects of wastewater. The present study was conducted to investigate the effect of irrigation by wastewater with Zo on cotton (Gossypium herbaceum) based on a ...

Journal: :علوم گیاهان زراعی ایران 0
امید یونسی فرزاد شریف زاده فرهاد فتاحی نیسیانی

to study the root allelopathic effects of cool season crops on germination and early growth of three crops (sorghum, corn, and soybean), an experiment was conducted in seed research laboratory and greenhouse of college of agriculture, university of tehran. the experiment consisted of four cool season crops (wheat, barley, rye and pea) and control as the main plots, three spring-crops (corn, soy...

Journal: :Journal of environmental biology 2011
Piyush Malaviya Anuradha Sharma

The study has been focused on effect of untreated distillery effluent (Devans Breweries Ltd., Jammu) on germination of gobi sarson (Brassica napus. L. var. Punjabi Special). Six treatments (E0.... E100) each having three replicates were made. E0 was taken as control in which tap water was used for irrigation of the plants. For E20, E40, E60, E80 and E100, different concentrations i.e. 20, 40, 6...

2016
Weiqin Wang Shaobing Peng Qian Chen Junhao Mei Huanglin Dong Lixiao Nie

Mechanization and simplification are inevitable trends in agriculture production to decrease input demands and simultaneously improve resource use efficiency. Dry direct-seeded rice is a resource-saving cropping system and has been considered as a replacement for traditional transplanted rice. However, the poor establishment of dry direct-seeded early rice, primarily induced by chilling stress,...

Journal: :علوم گیاهان زراعی ایران 0
هنگامه عطاردی پردیس ابوریحان، دانشگاه تهران حمید ایران نژاد پردیس ابوریحان، دانشگاه تهران امیرحسین شیرانی راد مؤسسه تحقیقات اصلاح و تهیه نهال و بذر کرج رضا امیری پردیس ابوریحان، دانشگاه تهران غلامعباس اکبری پردیس ابوریحان، دانشگاه تهران

this research was conducted to evaluate the role of drought stress and planting dates on seeds vigour and seedling growth of produced seeds. the experiment was performed in the research field and seed technology laboratory of the department of agronomy and plant breeding, college of aboureyhan in pakdasht in spring 2008. five canola cultivars including licord, opera, modena, elite, sarigol (in ...

2008
HUMAIRA GUL

Effect of salinity on pollen viability, germination and yield was investigated on 8 canola cvs. Dunkled, Canola-III, Oscar, Ganyou-5, Ganyou-2, Rainbow, Abasin-95 and Westar. Plants were irrigated with non saline, 0.2% (E.C 2.5 dS.m). 0.4% (E.C 4.5 dS.m) and 0.6% (6.5 dS.m) of sea salt concentrations. Plant growth on vegetative as well as reproductive phases was proportionately inhibited with r...

Journal: :تولید گیاهان زراعی 0

to investigate the effect of deficit irrigation on quantitative and qualitative yield of soybean cultivars, an experiment was conducted as split plots based on randomized complete block design with three replications at agricultural research farm, university of guilan, during 2009. main factors were included four irrigation levels based on potential moisture 30-35 (i1), 50-55 (i2), 70-75 (i3) c...

Journal: :Concilium 2023

Paspalum virgatum L. is a grass weed common in pasture and has difficult control, mainly due to its similarity forage, found areas of degraded pastures the state Mato Grosso. The objective this work was evaluate seed germination seedling emergence razor-blade (P. L.) when exposed different sowing depths. Two independent experiments were carried out, one using straw from Brachiaria brizantha cv....

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