نتایج جستجو برای: seed quality

تعداد نتایج: 822559  

Journal: :journal of agricultural science and technology 2014
s. mahmood m. usman

present study examines whether there is any beneficial effect of magnetized water application on seedling emergence of maize seeds. water from various sources like tap water, saline water (1,500 ppm), canal water, and sewerage water was treated magnetically by passing it through 235 mt magnetic fields at 3 lpm flow rate. seeds were soaked in water for 24 hours and planted in sand culture. numbe...

2013
J. G. HAMPTON B. BOELT M. P. ROLSTON T. G. CHASTAIN

Successful crop production depends initially on the availability of high-quality seed. By 2050 global climate change will have influenced crop yields, but will these changes affect seed quality? The present review examines the effects of elevated carbon dioxide (CO2) and temperature during seed production on three seed quality components: seed mass, germination and seed vigour. In response to e...

2013
Jerome Verdier Fabrice Dessaint Charles Schneider Mona Abirached-Darmency

The seed coat is involved in the determination of seed quality traits such as seed size, seed composition, seed permeability, and hormonal regulation. Understanding seed coat structure is therefore a prerequisite to deciphering the genetic mechanisms that govern seed coat functions. By combining histological and transcriptomic data analyses, cellular and molecular events occurring during Medica...

2011
Allen Van Deynze

Seed purity, more appropriately seed product integrity, is maintained within a framework of regulatory (labeling) requirements through the Federal Seed Act, quality standards, seed testing performed by accredited entities, quality management practices, and production under principles and practices of coexistence. Cooperation among seed developers, seed producers, and growers at the local field ...

2017
Nacer Bellaloui James R. Smith Alemu Mengistu

The timing of harvest is a major factor affecting seed quality in soybean, particularly in Midsouthern USA, when rain during harvest period is not uncommon. The objective of this research was to evaluate the effects of time of harvest on soybean seed quality (seed composition, germination, seed coat boron, and lignin) in high germinability (HG) breeding lines (50% exotic) developed under high h...

2016
Jixiang Lin Yingnan Wang Mingming Qi Xiaoyu Li Chunxue Yang Yongcui Wang Chunsheng Mu

Timely harvest is critical to achieve maximum seed viability and vigour in agricultural production. However, little information exists concerning how to reap the best quality seeds of Leymus chinensis, which is the dominant and most promising grass species in the Songnen Grassland of Northern China. The objective of this study was to investigate and evaluate possible quality indices of the seed...

A.J. G van Gastel P.C. Struik Z. Bishaw,

A total of 206 wheat and 200 barley farmers were interviewed in northeastern Syria to understand farmer perceptions and practice relating to modern varieties, seed sources and seed quality. Wheat farmers had better awareness and grew modern varieties (87%), applied fertilizers (99.5%), herbicides (93%), seed treatment (90%) or insecticides (41%). In contrast barley growers had low awareness (36...

Journal: :Bhartiya Krishi Anusandhan Patrika 2019

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