Results 11 to 20 of about 1,668 (218)

Genomic prediction for the Germplasm Enhancement of Maize project

open access: yesThe Plant Genome, 2022
The Germplasm Enhancement of Maize (GEM) project was initiated in 1993 as a cooperative effort of public‐ and private‐sector maize (Zea mays L.) breeders to enhance the genetic diversity of the U.S. maize crop.
Anna R. Rogers   +6 more
doaj   +2 more sources

Biochemical and physical kernel properties of a standard maize hybrid in different TopCross™ Blends

open access: yesScientia Agricola, 2017
A pilot experiment was undertaken in order to examine high oil populations of maize (Zea mays L.) to be used as pollinators in TopCross blends with commercial ZP341 standard hybrid. Five high oil populations (HOPs) from the Maize Research Institute (MRI)
Jelena Vancetovic   +6 more
doaj   +2 more sources

Quantitative genetic analysis of embryo heterosis in faba bean (Vicia faba L.). [PDF]

open access: yesTheor Appl Genet, 2010
Seeds, i.e. embryos, may be genetically different from either of their parents and moreover may express their own heterosis. The objective was to genetically analyse embryo heterosis for their own weight (i.e.
Dieckmann S, Link W.
europepmc   +3 more sources

Performance and Stability of Pearl Millet Topcross Hybrids and Their Variety Pollinators [PDF]

open access: yesCrop Science, 1992
A majority of farmers in the arid and semiarid regions of Africa and South Asia continue to cultivate their local landraces of pearl millet [Pennlsetum glaucum (L.) IL Br.], rather than improved varieties. The reasons for this preference for local landraces may include their better yield stability and adaptation to environmental stress, although their ...
V. Mahalakshmi   +3 more
semanticscholar   +3 more sources

Heterosis in landrace-based topcross hybrids of pearl millet across arid environments [PDF]

open access: yesEuphytica, 2004
This study quantified the magnitude of heterosis in pearl millet (Pennisetum glaucum) topcross hybrids produced by crossing 16 diverse landraces and three high yielding open-pollinating varieties on two homozygous male-sterile lines. Hybrids and pollinators were grown in 12 year ×;location combinations in India that were grouped into three zones ...
O. P. Yadav   +3 more
semanticscholar   +3 more sources

Classical and AMMI methods to select progenies, testers and topcrosses hybrids in corn [PDF]

open access: yesRevista Ceres, 2023
The objectives were to estimate the potential of S2 corn progenies for forage-related traits, and use of AMMI analysis to evaluate topcrosses compared to the classic analyzes.
Robson Akira Matsuzaki   +5 more
doaj   +2 more sources

Variabilitas Genetik dan Daya Gabung Umum Galur-Galur Murni Jagung Melalui Analisis Topcross

open access: yesZuriat, 2015
Merakit sebuah varietas jagung hibrida memerlukan jumlah galur murni yang sangat besar, padahal hanya sedikit sekali galur yang memiliki daya gabung yang tinggi, untuk dapat digunakan sebagai tetua hibrida superior.
U. Susanto   +3 more
semanticscholar   +2 more sources

Evaluation of landrace topcross hybrids of pearl millet for arid zone environments [PDF]

open access: yesEuphytica, 2004
Pearl millet (Pennisetum glaucum (L.) R. Br.) cultivars for marginal, arid environments need to combine the adaptation to stress conditions of indigenous landraces with an improved yield potential and disease resistance, to allow them to both perform well in farmers fields and to meet the requirements for cultivar release. This paper evaluates landrace-
F. Bidinger   +4 more
semanticscholar   +3 more sources

Nitrogen use efficiency of open-pollinated maize cultivars and topcrosses under low nitrogen soil. [PDF]

open access: yesHeliyon
The study was conducted to evaluate the nitrogen utilization efficiency (NUE) of open-pollinated maize cultivars under low nitrogen soil conditions. It took place at the Lower Niger River Basin Development Authority in Ilorin, Nigeria, during the 2019 and 2020 cropping seasons. The nitrogen treatments (0, 45, and 90 kg N ha⁻1) were assigned as the main
Ige SA   +7 more
europepmc   +4 more sources

Combinational ability of varieties and self-pollinated lines of industrial hemp for seed and oil use in the topcross system

open access: yesPlant Varieties Studying and Protection
Purpose. To determine the peculiarities of total combining ability (TCA) and variances specific combining ability (SCA) effects of maternal components and test varieties of intervarietal and linear-varietal hybrids of monoecious hemp on the basis of seed
С. В. Міщенко   +4 more
doaj   +2 more sources

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