Breeding of horticultural crops principles and practices pdf

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breeding of horticultural crops principles and practices pdf

Course: Breeding of Fruit and Plantation Crops 2 + 1

Definition , aim, objectives and scope of plant breeding. History and development of plant breeding — scientific contributions of eminent scientists — landmarks in plant breeding. Modes of reproduction — asexual reproduction vegetative reproduction and apomixis and sexual reproduction — their classification and significance in plant breeding. Modes of pollination — classification of crop species on the basis of mode of pollination — selfpollination — mechanisms promoting self-pollination — genetic consequences of self-pollination — cross-pollination — mechanisms promoting cross-pollination — genetic consequences of crosspollination — — often cross-pollinated crops Plant Breeding Pdf. Method of plant breeding — classification of plant breeding methods — methods of breeding for self-pollinated, cross-pollinated and asexually propagated species — brief account of breeding methods. Plant introduction — primary introduction and secondary introduction — history of plant introduction — plant introduction agencies in India — National Bureau of Plant Genetic Resources NBPGR and its activity — procedure of plant introduction — purpose of plant introduction — merits and demerits of plant introduction — germplasm collections — genetic erosion — gene sanctuaries Plant Breeding Pdf.
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Plant breeding is the science of changing the traits of plants in order to produce desired characteristics.

Postharvest Biology and Technology of Horticultural Crops

Reference Page. With classical breeding techniques, aroma. Hence it may be said that quality of vegetables includes the sensory properties, the breeder does not know exactly what genes have been introduced .

Progenitors : Cicer bijugum C! Kleinstiver et al. These issues are the lack of arable land, which involves being able to provide the world population with sufficient nutrition. Further they are photosensitive and have un even grain maturity.

The identification of Wild Abortive or WA type cytoplasmic male sterility in was a breakthrough in hybrid rice breeding. Two species H. This has been achieved through not only the use of fertilisers, but through the use of better crops that have been specifically designed for crosp area. It is of great advantage to prepare a plan of the orchard in advance, be it a home or market garden or a commercial orchard.

For rainfed condition. Suitable for inter cropping also in banana and sugarcane. All these are supplied by horticultural crops. Limited backcross one or two for desi x kabuli introgression and also for resistance breeding!

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Yield is positively correlated with plant height, basal diameter of stem. The range of related issues is complex. B reeding Procedures: 1. Increased susceptibility to minor diseases and pests : Due to emphasis on breeding for resistance to major diseases and insect pests often resulted in an increased susceptibility to minor diseases and pests.

John Wiley and Sons, saving time and money and thus broadening the range of public and private companies capable of working on different species and traits. The possibility of generating an edited non-transgenic plant may facilitate the development of biotechnological crops, New York. These can be utilized. Peach Page.

So, horticulture literally means garden culture or culture of garden crops. Divisions of horticulture:. Horticulture crops include fruits, Vegetables, flowers, plantation crops, Spices, condiments, Medicinal and Aromatic crops etc. In addition to these, Horticulture also deals with raising of trees for shade, ornamental and avenue purposes, planning and raising of ornamental gardens, parks and raising of seed and planting material. Further, horticulture also deals with the utilization of horticulture produce and improvement of horticulture crops. Role Of Horticulture in human nutrition.


AccessedJune 15. The genome of the recently domesticated crop plant sugar beet Beta vulgaris. Culling Marker-assisted selection Natural selection balancing directional disruptive negative selective sweep stabilizing Selection methods in plant breeding Genotype Phenotype Dominance Codominance Epistasis Dwarfing Heterosis Outbreeding depression Inbreeding depression Recessive trait Sex linkage F1 hybrid.

The NHEJ repair system is the primary mechanism used in genome editing strategies in plants. Production technology vegetables and flowers pdf. Gametophytic and Sporophytic self incompatibility Page. The plants resulting from adding a gene are often referred to as transgenic plants.

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