The Thar DesertThar desert facesHalophytes seriousFodder land degradationLand degradation fromArid regions salinisation, overgrazingOvergrazing, and water scarcityWater scarcity, which threaten the livestock-based livelihoodLivelihoods of the region. HalophytesHalophytes offer a sustainable and reliable fodderFodder option for these dry regions. This chapter examines the potential of halophytesHalophytes like suaeda nudiflora, sporobolus marginatus, and cressa creticaCressa cretica as alternative forage crops in saline-sodic ecosystems. These species exhibit morphological and physiological adaptations, enabling growth in extreme conditions. Field studies in Kachchh, Gujarat, demonstrate their high crude protein content (4.7 to 19.2%) and biomassBiomass yields (2 to 6 t/ha dry fodderFodder), comparable to conventional crops. However, high ash and silica levels may limit digestibility, necessitating nutritional assessments for anti-nutritional factors like tannins and oxalates. Improved cultivation practices, such as seedSeeds propagation and optimised plant density significantly enhance crop yields. HalophytesHalophytes also support soil reclamation, reducing salinitySalinity through ion accumulation. By integrating halophytesHalophytes into biosaline agriculture, they can contribute to fodderFodder security, rehabilitate degraded lands, and improve rural livelihoodsRural livelihoods in arid zonesArid zone and mitigate environmental stress.

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Halophyte: An Alternative Resource of Fodder in Extreme Saline-Sodic Ecosystem of Hot-Arid Regions

  • Devi Dayal,
  • Shamsudheen Mangalassery

摘要

The Thar DesertThar desert facesHalophytes seriousFodder land degradationLand degradation fromArid regions salinisation, overgrazingOvergrazing, and water scarcityWater scarcity, which threaten the livestock-based livelihoodLivelihoods of the region. HalophytesHalophytes offer a sustainable and reliable fodderFodder option for these dry regions. This chapter examines the potential of halophytesHalophytes like suaeda nudiflora, sporobolus marginatus, and cressa creticaCressa cretica as alternative forage crops in saline-sodic ecosystems. These species exhibit morphological and physiological adaptations, enabling growth in extreme conditions. Field studies in Kachchh, Gujarat, demonstrate their high crude protein content (4.7 to 19.2%) and biomassBiomass yields (2 to 6 t/ha dry fodderFodder), comparable to conventional crops. However, high ash and silica levels may limit digestibility, necessitating nutritional assessments for anti-nutritional factors like tannins and oxalates. Improved cultivation practices, such as seedSeeds propagation and optimised plant density significantly enhance crop yields. HalophytesHalophytes also support soil reclamation, reducing salinitySalinity through ion accumulation. By integrating halophytesHalophytes into biosaline agriculture, they can contribute to fodderFodder security, rehabilitate degraded lands, and improve rural livelihoodsRural livelihoods in arid zonesArid zone and mitigate environmental stress.