15 Result(s)
within
H. D. Upadhyaya
English
Plant Sciences
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Article
Geographical distribution of traits and diversity in the world collection of pearl millet [Pennisetum glaucum (L.) R. Br., synonym: Cenchrus americanus (L.) Morrone] landraces conserved at the ICRISAT genebank
The genebank at ICRISAT conserves the largest collection of 23,092 pearl millet germplasm accessions originating in 52 countries. A total of 15,979 landraces originating in 34 countries and having geographic c...
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Article
Resistance to pre-harvest aflatoxin contamination in ICRISAT’s groundnut mini core collection
Aflatoxin contamination in groundnut by Aspergillus flavus has assumed global significance and is considered a potential threat to human and animal health. The present study focused on the screening and identific...
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Article
Phenotypic diversity in Cajanus species and identification of promising sources for agronomic traits and seed protein content
A total of 198 accessions representing 18 species of the genus Cajanus, assembled at the ICRISAT genebank, was characterized for 27 morpho-agronomic traits at ICRISAT farm, Patancheru, India. Newman–Keuls test of...
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Article
Resistance to blast (Magnaporthe grisea) in a mini-core collection of finger millet germplasm
Blast caused by Pyricularia grisea [teleomorph: Magnaporthe grisea] is an economically important and widespread disease of finger millet in the world. Host resistance is the most economical and effective means of...
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Article
Legume genetic resources: management, diversity assessment, and utilization in crop improvement
Grain legumes contribute significantly to total world food production. Legumes are the primary source of dietary proteins in many develo** countries, where protein hunger and malnutrition are widespread. Gra...
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Article
Inheritance of drought resistance related traits in two crosses of groundnut (Arachis hypogaea L.)
Groundnut (Arachis hypogaea L.) is an important oilseed crop grown in more than 100 countries across wide range of environments. Frequent occurrence of drought is one of the limiting factors adversely affecting g...
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Article
Open AccessPigeonpea genomics initiative (PGI): an international effort to improve crop productivity of pigeonpea (Cajanus cajan L.)
Pigeonpea (Cajanus cajan), an important food legume crop in the semi-arid regions of the world and the second most important pulse crop in India, has an average crop productivity of 780 kg/ha. The relatively low ...
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Article
Open AccessPhenotypic diversity in cold-tolerant peanut (Arachis hypogaea L.) germplasm
Tolerance to low temperature is an important prerequisite for optimal performance of peanut (Arachis hypogaea L.) in a number of temperate peanut-growing environments. One hundred fifty-eight peanut accessions be...
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Article
Phenotypic diversity in the pigeonpea (Cajanus cajan) core collection
The pigeonpea core collection developed at ICRISAT genebank consists of 1,290 accessions from 53 countries. The core collection, which includes selected lines in extra early, early, medium and late maturity gr...
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Article
New early-maturing germplasm lines for utilization in chickpea improvement
Early-maturity helps chickpea to avoid terminal heat and drought and increases its adaptation especially in the sub-tropics. Breeding for early-maturing, high-yielding and broad-based cultivars requires divers...
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Article
SSR analysis of cultivated groundnut (Arachis hypogaea L.) germplasm resistant to rust and late leaf spot diseases
Cultivated groundnut (Arachis hypogaea L.) is an agronomically and economically important oilseed crop grown extensively throughout the semi-arid tropics of Asia, Africa and Latin America. Rust (Puccinia arachidi...
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Article
Genetic basis of pod borer (Helicoverpa armigera) resistance and grain yield in desi and Kabuli Chickpea (Cicer arietinum L.) under unprotected conditions
A series of half-diallel crosses involving early, medium and late maturity desi and kabuli type chickpea (Cicer arietinum L.) genotypes with stable resistance to Helicoverpa pod borer, along with the parents, wer...
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Article
Inheritance of two components of early maturity in groundnut (Arachis hypogaea L.)
Knowledge of inheritance of early maturity or its components is important to groundnut breeders in develo** short-duration cultivars. This study was conducted to determine the inheritance of two components o...
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Article
Resistance to wilt in chickpea. II. Further evidence for two genes for resistance to race 1
Tests of parents and F1, F2 and F3 generations of crosses of JG-62 (early-rilting) and C-104 (late-wilting) with resistant cultivars provide further evidence that resistance in chickpea (Cicer arietinum L.) to Ra...
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Article
Resistance to wilt in chickpea. I. Inheritance of late-wilting in response to race 1
Differences in time of wilting of chickpea (Cicer arietinum L.) in response to Race 1 of Fusarium oxysporum f.sp. ciceris, are confirmed. C-104 wilts later than JG-62 and the difference in time of wilting appears...
