GENETIC RESOURCE IN AGRICULTURE

GENETIC RESOURCE IN AGRICULTUREBy: KHAIRUL ASYRAFc03004523MESOAMERICA4.1 ORIGIN & DISTRIBUTION OF CROP PLANT

ANDES & SOUTH AMERICASOUTH EAST ASIA

CHINAAFRICA

SOUTHWEST ASIABEEF CATTLE4.2 ORIGIN AND DISTRIBUTION OF LIVESTOCK, POULTRY& FISH

ANGUSBRAHMAN

HEREFORDDAIRY CATTLE

JERSEY

FRIESIAN

HOLSTEINSHEEP & GOAT

POULTRYLAYERSBROILER

FISH

SALTWATERFRESHWATER

Germplasm4.3 GERMPLASM AND BIODIVERSITY4.3.2An underpinning factorSubstantial economic benefitAn aesthetic benefit to human4.3.3 SIGNIFICANCE OF BIODISITYGreen revolution4.4 GENETIC RESOURCE APPLICATIONSPest and disease resistanceYieldEcological ToleranceWild relativesWeedy relativesPrimitive cultivars or landracesModern cultivarsGenetic resourcesBIOLOGICAL DIVERSITY HOTSPOT

4.6.1 Genetic Variation4.6 GENETIC VARIATION AND CONSERVEVATION OF GENETIC RESOURCE4.6.2 Technique of conserve genetic resource4.6.3 Threat to diversity and lost of genetic resourceWild species Early domesticates Modern varieties i- Domestication use of modern varietiesii- Wanton

iii- Natural extinctions