نتایج جستجو برای: 1000 grains weight

تعداد نتایج: 438455  

Soil salinity poses considerable and increasing problems for agriculture, and is receiving much attention from plant breeders. The identification of genes whose expression enables plants to adapt to and/or tolerate salt stress is essential for breeding programs, but little is known about the genetic mechanisms of traits in saline conditions. The data obtained from 75 families produced by crossi...

2018
Fan Feng Yunliang Han Shengnan Wang Shaojing Yin Zhenyu Peng Min Zhou Wenqi Gao Xiaoxia Wen Xiaoliang Qin Kadambot H. M. Siddique

Genetic improvements have significantly contributed to wheat production. Five wheat cultivars-widely grown in north China in the 1950s, 1990s, or 2010s-were grown in field experiments conducted in the 2014-2015 and 2015-2016 growing seasons. This study evaluated the genetic progress in wheat grain yield and its related traits in north China and explored how breeding and selection have influence...

Journal: :Plant science today 2022

Weeds can cause serious damage during soybean development, due to allelopathy, competition for water, light and nutrients. It is necessary investigate the influence of straw, weeds Conyza spp. Digitaria insularis, in growth, production composition grains. If there allelopathic compounds at crop. The aim this study was evaluate straw maize Urochloa brizantha (A.Rich.) R.D.Webster crops spp., D. ...

Journal: :IOP conference series 2023

Abstract The influence of various ways using silicon in the form potassium silicate on yield spring wheat under conditions model agrocenosis has been studied. To address issues raised, a vegetative experiment was carried out soil culture. Studied two making by treating seeds before sowing and applying to soil. positive effect silicon-containing compound established both mass grain straw. greate...

Journal: :International Journal of Enviornment and Climate Change 2022

Twenty-eight lines including 18 F1 plants, 9 parents, and one commercial were studied for estimation of genetic variability, heritability, advance at Agricultural Research Station, Kunaram. Analysis variance revealed highly significant differences among the genotypes all traits indicating presence a considerable amount variability yield its components, quality gall midge incidence. PCV values n...

Journal: :پژوهش آب در کشاورزی 0
کرامت اخوان عضوهیات علمی موسسه تحقیقات فنی ومهندسی کشاورزی، استان اردبیل محمدرضا شیری عضوهیات علمی موسسه تحقیقات اصلاح وتهیه نهال وبذر، استان اردبیل فراهم کاظمی آذر کارشناس ارشد سازه های آبی، شرکت آب منطقه ای اردبیل

in order to study the effect of planting arrangements and water quantities in drip irrigation onyield of maize, an experiment was carried out using a spilt block based on randomizedcomplete block design for three years (2006-09) in moghan. the factorial experiment hadthree planting densities (75000, 85000 and 95000 plants per hectare ) with one- and two-rowscultivation (b1= one row cultivation ...

Journal: :Archives of pediatrics & adolescent medicine 2003
P K Newby Karen E Peterson Catherine S Berkey Jill Leppert Walter C Willett Graham A Colditz

OBJECTIVE To examine the relation between dietary composition and weight change among children. We tested several hypotheses considering intake of nutrients (total fat and fiber) and predefined food groups (breads and grains, "fat foods," fruits, and vegetables) used in the North Dakota Special Supplemental Nutrition Program for Women, Infants, and Children (WIC Program). DESIGN Prospective s...

Journal: :Cereal Research Communications 2022

Abstract The research was carried out in three vegetative seasons 2015/16, 2016/17, and 2018/19, on an experimental plot Padinska Skela, Belgrade, Serbia. supplement included four NPK treatments (kg ha −1 ) foliar treatment with effective microorganisms (EM 7 l T1-129: 60: 60; T2-129: 60 + 1 EM; T3-106: 2 EM ; T4-83: 3 EM. Four wheat genotypes were sown (Ratarica, Pobeda, Nogal, Apache). Thousa...

2013
Sarfraz Khan Marwat Ismail Khan Abdur Rashid Rahmat Ullah Khan

The experiment was conducted on farmer’s field at District Lakki Marwat (NWFP) during Rabi (spring) 2007-08, in order to study the response of wheat to different soil treatments irrigated with poor quality irrigation water. The treatments including control, tillage, gypsum and sulphuric acid were applied before sowing of the wheat crop. The treatments were arranged in a randomized complete bloc...

ژورنال: علوم آب و خاک 2006
جواد پوررضا, , محمدرضا عبادی, ,

In a completely randomized design with 3×5 factorial arrangement, the metabolizable energy and nutrients digestibility of three varieties of sorghum grains (low, medium and high tannin) with and without supplemental phytase were determined and was compared with corn and wheat. Three varieties of sorghum were selected from the 36 varieties according to their tannin content and were grown togther...

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