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Frequency of Powdery Mildew Resistances in Spring Barley Cultivars in Czech Variety Trials
Blumeria graminis f.sp. hordei Hordeum vulgare
2015/3/9
In 2006–2010, resistance to the powdery mildew pathogen was studied in 277 spring barley cultivars. They were
represented by 54 cultivars in Czech official variety trials, of which 42 were foreign, ...
Addressing spatial variability in provenance experiments exemplified in two trials with black spruce
Picea mariana (Mill.) provenance research REML spatial variation
2015/3/6
Two exemplary black spruce (Picea mariana [Mill.] B.S.P.) provenance trials were analyzed using traditional and spatial techniques. The objective was to find out possible differences between these app...
Evaluation of efficacy of Cydia pomonella granulovirus (CpGV) to control the codling moth (Cydia pomonella L., Lep.: Tortricidae) in field trials
Cydia pomonella Cydia pomonella granulovirus apple orchards
2015/1/30
The efficacy of a CpGV-based preparation of Czech production against codling moth (CM) was tested in an experimental apple orchard at Prague-Ruzyně in 1998–2000. The influence of CpGV treatment on the...
Long-term Bias of Internal Markers in Sheep and Goat Digestion Trials
Fecal Excretion Intake Marker Concentration Ruminal Incubation
2016/5/11
Two digestion trials, one with sheep and another with goats, were conducted to evaluate the long-term bias (LTB) of the indigestible dry matter (iDM), indigestible neutral detergent fiber (iNDF) and i...
METHODOLOGIES FOR TRIALS OF BAMBOO AND RATTAN - REPORT OF A CONSULTATIVE MEETING HELD IN SELANGOR, MALAYSIA, 23-25 FEBRUARY 1994
TRIALS OF BAMBOO AND RATTAN CONSULTATIVE MEETING HELD IN SELANGOR MALAYSIA
2014/4/30
This book is an outcome of a consultative meeting organized by International Network for Bamboo and Rattan (INBAR) and Universiti Pertanian Malaysia (UPM). The aims of the meeting were:
1. To recomme...
Organic soil fertility amendments and tritrophic relationships on cabbage in Uganda: Experiences from on-station and on-farm trials
Aphids diamondback moth market crop wastes natural enemies plant attributes
2011/1/13
Organic soil fertility amendments may have direct or indirect pest management properties through an impact on crop characters and/or the pest’s natural enemies. This study was carried out to assess th...
Analyses of hybrid yam (Dioscorea rotundata Poir) on-farm trials in southwestern Nigeria
Hybrid local cultivar on-farm savanna rainforest staking
2010/9/14
Hybrid yam variety TDr 89/02665 was compared with a local cultivar Igbakumo in on-farm trials in southwestern Nigeria in 2006 and 2007. The trials were to determine the productivity of the hybrid yam ...
Factors causing Variation of Rice Quality Change and Their Regional Difference in Tochigi Prefecture—Analysis of Data from the Regional Trials for Dozens of years—
Regional difference Rice quality Paddy rice Regional trial
2009/7/7
From the regional trials in Tochigi prefecture for dozens of years, we examined the factors causing variation of rice quality (appearance) and their regional difference in Tochigi prefecture. Sowing ...
Small Sample Techniques to Evaluate Cotton Variety Trials
Small Sample Techniques Evaluate Cotton Variety Trials
2009/4/30
Selection of cotton cultivars for production or in breeding programs are often based on data from small samples of cotton collected from small research trials, so it is important to understand how the...
BORDER EFFECTS IN TRIALS WITH OAT AND YELLOW LUPINE MIXTURES Part III. INFLUENCE OF BORDER EFFECT IN FIELD TRIALS ON ACCURACY OF YIELD ESTIMATION
border effect experiment lupine mixtures oat
2009/4/1
The border effects of oat, yellow lupine and their mixtures were studied to determine the grain yield accuracy based on three year field trails carried out on good ray soil complex. It was found that ...
BORDER EFFECTS IN TRIALS WITH OAT AND YELLOW LUPINE MIXTURES Part II. RESPONSE OF OAT AND LUPINE PLANTS GROWN IN MIXTURES AND PURE SOWING TO NEARNESS OF EXPERIMENTAL PATHS
border effects mixtures oat sowing rate yellow lupine
2009/4/1
The field trial was conducted for three years on the sandy soil, the rye soil complex. The response of oat and yellow lupine to the border interaction with paths splitting the plots was determined. Th...
BORDER EFFECTS IN TRIALS WITH OAT AND YELLOW LUPINE MIXTURE Part I. RANGE OF BORDER EFFECT
border effect mixture oat yellow lupine
2009/4/1
In 2004-2006, strict field trials were carried out at the Research Station in Mochełek (53o13’ N; 17o51’ E) owned by the University of Technology and Life Sciences in Bydgoszcz in order to determ...
GGE-Biplot Analysis of Multi-Environment Yield Trials in Bread Wheat
Bread wheat (T. aestivum L.) multi-environment yield trials GGE-biplot analysis
2009/1/12
Yield data of 25 bread wheat genotypes tested across 9 rain-fed environments during the 2002-2003 growing season were analyzed using the GGE (i.e. G, genotype + GEI, genotype-by-environment interacti...
(Contemporary Issue) Common Use of the CV: A Statistical Aberration in Crop Performance Trials
CV: A Statistical Aberration Crop Performance Trials
2008/12/15
The coefficient of variation (CV) was created to measure population variability. However, its most common use is to measure validity of field experiments. The CV can be used to measure variability in ...
Significance of geometrical and physical features for genetic analysis of trials determining lodging resistance
Hordeum vulgare L. genetic parameters lodging resistance Young`s modulus
2008/11/12
In the paper 28 lines of doubled haploids (DH) produced from F1 hybrids Aramir x EP79 were investigated under field conditions. Lodging degree was estimated in the field applying a 9-grade scale (whe...