Inbred lines in plants
WebJun 3, 2012 · Jinsheng Lai and colleagues report the resequencing of 278 inbred maize lines and perform a genome-wide analysis of genetic changes during modern breeding. Using SNP imputation, the authors also ... WebInbreeding generally leads to loss in yield; the inbred lines yield much less than the open pollinated varieties from which they are derived. Heterosis is generally expressed as an increase in yield of the hybrid. Commercially this phenomenon is of great importance as an objective of plant breeding. 4.
Inbred lines in plants
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WebMar 27, 2024 · Sunflower is a hybrid crop, and CWRs were used to develop cytoplasmic male sterile “female” lines and branching, fertility-restoring “male” lines for hybrid production. The male-restorer lines (PSC8, OQP8, and RHA438) generally had more introgressions than the female-maintainer lines (HA412, XRQ, IR, HA89, LR1, and HA300) ( SI Appendix, Fig. S16 ). WebNov 10, 2024 · In plant breeding, inbred lines are used as stocks for the creation of hybrid lines to exploit heterosis. Inbred lines can be developed from a heterozygous natural …
WebInbred lines are evaluated for their general combining ability (GCA). There are three methods used: top cross, poly cross, and single cross. In top cross, crosses are made between … WebAug 30, 2024 · Any plant that has separate male and female flowers is most likely outbred. Plants with closed flowers, such as peas and beans, are usually inbred. Sometimes it will …
WebIn-breeders are composed of several component (homozygous) lines. Hence, variability is mostly among component lines. vii. In-breeders have generally narrow adaptation and are … WebInbred. the offspring of a cross-pollinating plant obtained as a result of repeated forced self-pollination. With repeated self-pollination the viability and yield of the offspring are …
WebNov 14, 2024 · A recombinant inbred line (RIL) population is developed using single seed descent from the F 2 generation. The result is a set of homogeneous, homozygous lines …
WebInbred line: It is a near homozygous line obtained by continues inbreeding in a cross pollinated crop followed by selection. Single cross: when two inbred lines or pure lines are crossed to produce the Fl hybrid it is known as single cross. How do … surface go 3 kids caseWebinbred line; instead, it has a proportion of the undesirable A-188 background, and theprogeny segregates for phenotypic characteristics and shows poor agronomic performance. In an effort to identify genotypes that combine a high somatic embryogenic response and good agronomic performance, we evaluated 48 advanced inbred lines developed at INTA. surface go 3 matte screen protectorWebFeb 7, 2024 · Ultimately, two or more inbred lines may be crossed into a hybrid line. Besides corn, sugar beet and sorghum are also hybrids. All plants – and animals – have DNA. Mutations in DNA occur naturally, and … surface go 3 internetWebOct 24, 2024 · Production of pure lines is an important step in biological studies and breeding of many crop plants. The major types of pure lines for biological studies and breeding include doubled haploid (DH) lines, recombinant inbred lines (RILs), and near isogenic lines (NILs). DH lines can be produced throug … surface go 3 mit powerbank ladenWebDec 7, 2024 · Plants from seeds of the maize (Zea mays L.) inbred line PH1V5T were obtained from internal Corteva Agriscience sources and used as embryo donors. Cas9 protein and gRNA molecules surface go 3 lock screenWebThe production of a hybrid corn variety involves three steps: (1) the selection of superior plants; (2) selfing for several generations to produce a series of inbred lines, which although different from each other are each pure-breeding and highly uniform; and (3) crossing selected inbred lines. surface go 3 nfc yubikeysurface go 3 mit tastatur und stift