Plant Breeding

21st Livestock Census Animal Breeds- A Ready Reckoner

Livestock Census is a regular quinquennial exercise of Department of Animal Husbandry & Dairying (DAHD). The first Livestock Census was conducted in the year 1919 and last census i.e. 20th Livestock Census was conducted in 2019. The 21st Livestock Census exercise has been launched across the country on 25th October, …

Meta-analysis of yield-related and N-responsive genes reveals chromosomal hotspots, key processes and candidate genes for nitrogen-use efficiency in rice

Nitrogen-use efficiency (NUE) is a function of N-response and yield that is controlled by many genes and phenotypic parameters that are poorly characterized. This study compiled all known yield-related genes in rice and mined them from the N-responsive microarray data to find 1,064 NUE-related genes. Original Source

Order of the High Court of Delhi regarding registration of a variety of maize under the Protection of Plant Varieties and Farmers’ Rights Act, 2001, …

Order of the High Court of Delhi in the matter of Pioneer Overseas Corporation Vs Chairperson, Protection of Plant Varieties and Farmers Rights & Others dated 01/07/2019 regarding registration of a variety of maize under the Protection of Plant Varieties and Farmers’ Rights Act, 2001. History of the Case: The …

Nectar robbing in bellflower (Sesamum radiatum) benefited pollinators but unaffected maternal function of plant reproduction

Nectar robbing – foraging nectar illegitimately – has negative, neutral, or positive efects on maternal function of plant reproduction and/or on pollinators. It has been suggested that nectar robbing has a non-negative efect on maternal function of plant reproduction in autogamous and mixed breeding plants; however this hypothesis requires deeper …

Phenotyping for nitrogen use efficiency: Rice genotypes differ in N-responsive germination, oxygen consumption, seed urease activities, root growth, crop duration, and yield at low N

The biological improvement of fertilizer nitrogen use efficiency (NUE) is hampered by the poor characterization of the phenotype and genotype for crop N response and NUE. In an attempt to identify phenotypic traits for N-response and NUE in the earliest stages of plant growth, we analyzed the N-responsive germination, respiration, …

Genetic dissection of grain zinc concentration in spring wheat for mainstreaming biofortification in CIMMYT wheat breeding

Wheat is an important staple that acts as a primary source of dietary energy, protein, and essential micronutrients such as iron (Fe) and zinc (Zn) for the world’s population. Approximately two billion people suffer from micronutrient deficiency, thus breeders have crossed high Zn progenitors such as synthetic hexaploid wheat, T. …

Genetic variation in N-use efficiency and associated traits in Indian wheat cultivars

Nitrogen (N) fertilizer represents a significant cost for the grower and may also have environmental impacts through nitrate leaching and N2O (a greenhouse gas) emissions associated with denitrification. The objectives of this study were to quantify the genetic variability in N-use efficiency (NUE) in Indian spring wheat cultivars and identify …

Productivity trade-off with different water regimes and genotypes of rice under non-puddled conditions in Eastern India

Increasing farm labor scarcity and depletion of natural resources such as water are posing a major threat to the sustainability of traditional puddled transplanted rice (PTR) farming in Eastern India. Dry-seeded rice (DSR) or non-puddled transplanted rice (NPTR) could be used as an alternative to PTR. To understand the trade-off …

MangoDB: a database of mango varieties and landraces of the Indian subcontinent

Mango (Mangifera indica L.) is the most important commercially grown fruit crop in India, available throughout the length and breadth of the country and aptly acknowledged as the ‘national fruit of India’. It enjoys a prominent place in the Indian fruit market, contributing more than 20% of total fruit production …

Genome-wide excision repair in Arabidopsis is coupled to transcription and reflects circadian gene expression patterns

Plants are exposed to numerous DNA-damaging stresses including the exposure to ultraviolet (UV) component of solar radiation. They employ nucleotide excision repair to remove DNA-bulky adducts and to help eliminate UV-induced DNA lesions, so as to maintain their genome integrity and their fitness. Here, we generated genome-wide single-nucleotide resolution excision …

A mechanistic framework for auxin dependent Arabidopsis root hair elongation to low external phosphate

Phosphate (P) is an essential macronutrient for plant growth. Roots employ adaptive mechanisms to forage for P in soil. Root hair elongation is particularly important since P is immobile. Here we report that auxin plays a critical role promoting root hair growth in Arabidopsis in response to low external P. …

Order of the High Court of Delhi regarding Monsanto's appeal for patents on its BT cotton seeds in India, 11/04/2018

Order of the High Court of Delhi in the matter of Nuziveedu Seeds Ltd. And Others Vs Monsanto Technology LLC And Others dated 11/04/2018 regarding Monsanto's appeal for patents on its BT cotton seeds in India. Monsanto claims that the patent is a biotech invention containing the infusion of Bt …

Metabolism and prebiotics activity of anthocyanins from black rice (Oryza sativa L.) in vitro

Anthocyanins are naturally active substances. In this study, anthocyanins from black rice were obtained by membrane filtration and column chromatography separation. Five anthocyanin monomers in black rice extract were identified by HPLC-MS/MS, and the major anthocyanin monomer (cyanidin-3-glucoside, C3G) was purified by preparative HPLC (Pre-HPLC). Original Source

A DREB-like transcription factor from maize (Zea mays), ZmDREB4.1, plays a negative role in plant growth and development

The DREB (dehydration-responsive element binding)-type transcription factors are classified into six subgroups, named A-1 to A-6. The members of DREB A-1 and A-2 subgroups have been reported to be involved in response to various abiotic stresses. However, there were only a few genes belonging to A-3 to A-6 subgroups to …

The maize ABA receptors ZmPYL8, 9, and 12 facilitate plant drought resistance

Drought is one of the major abiotic stresses affecting world agriculture. Breeding drought-resistant crops is one of the most important challenges for plant biologists. PYR1/PYL/RCARs, which encode the abscisic acid (ABA) receptors, play pivotal roles in ABA signaling, but how these genes function in crop drought response remains largely unknown. …

Low phytic acid peanut: a potential tool to overcome mineral malnutrition in humans

Among nuts, peanut is considered as superfood and has been effective in treating malnutrition across the globe. Peanuts have more protein and 30 essential vitamins and minerals that are effective to combat acute malnutrition. Nutritive value of peanuts reveals that nearly half of the mass of the kernel is made …

Development of biofortified maize hybrids through marker-assisted stacking of β-Carotene Hydroxylase, Lycopene-ε-Cyclase and Opaque2 genes

Traditional yellow maize though contains high kernel carotenoids, the concentration of provitamin A (proA) is quite low (<2 μg/g), compared to recommended level (15 μg/g). It also possesses poor endosperm protein quality due to low concentration of lysine and tryptophan. Natural variant of crtRB1 (β-carotene hydroxylase) and lcyE (lycopene-ε-cyclase) cause …

Ecology and genomics of an important crop wild relative as a prelude to agricultural innovation

Domesticated species are impacted in unintended ways during domestication and breeding. Changes in the nature and intensity of selection impart genetic drift, reduce diversity, and increase the frequency of deleterious alleles. Such outcomes constrain our ability to expand the cultivation of crops into environments that differ from those under which …

From Pinot to Xinomavro in the world's future wine-growing regions

Predicted impacts of climate change on crops—including yield declines and loss of conservation lands—could be mitigated by exploiting existing diversity within crops. Here we examine this possibility for wine grapes. Across 1,100 planted varieties, wine grapes possess tremendous diversity in traits that affect responses to climate, such as phenology and …

A new neglected crop: cannabis

To many, cannabis is a recreational drug; to some, it is a medicine. Now, it is increasingly seen as a crop, to be grown in quantity and engineered for better traits—not just pharmacological effects, but also fiber content and the rapid, efficient growth that makes a plant useful for biofuels. …

A makeover for the world's most hated crop

Oil palm has a reputation as an environmental menace. Can the latest genetic research change that? Original Source

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