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Related Concept Videos

Key Elements for Plant Nutrition02:35

Key Elements for Plant Nutrition

Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the atmosphere, the...
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Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.
Tonicity in Plants01:20

Tonicity in Plants

Plant cells maintain appropriate osmotic balance in extreme conditions. For instance, plants in dry environments store water in vacuoles, limit the opening of their stoma, and have thick, waxy cuticles to prevent unnecessary water loss. Some species of plants that live in salty environments store salt in their roots. As a result, water osmosis occurs in the root from the surrounding soil.
Tonicity
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Tonicity in Plants00:53

Tonicity in Plants

Tonicity describes the capacity of a cell to lose or gain water. It depends on the quantity of solute that does not penetrate the membrane. Tonicity delimits the magnitude and direction of osmosis and results in three possible scenarios that alter the volume of a cell: hypertonicity, hypotonicity, and isotonicity. Due to differences in structure and physiology, tonicity of plant cells is different from that of animal cells in some scenarios.Plants and Hypotonic EnvironmentsUnlike animal cells,...

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Multipronged Phenotyping Approaches to Characterize Sugarcane Root Systems
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[Nutrient change in Lonicera macranthoides during cutting propagation process].

Xue Zhang1, Longyun Li, Xian Yang

  • 1Institute of Material Medical Planting, Chongqing Academy of Chinese Materia Medica, Chongqing Engineering Research Center for Fine Variety Breeding Techniques of Chinese Materia Medica, Chongqing 400065, China.

Zhongguo Zhong Yao Za Zhi = Zhongguo Zhongyao Zazhi = China Journal of Chinese Materia Medica
|September 9, 2010
PubMed
Summary

Nutrient levels in Lonicera macranthoides cuttings dynamically change during growth, influencing adventitious root formation. Key nutrients are vital for regulating this crucial process.

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Area of Science:

  • Plant physiology
  • Horticultural science
  • Plant propagation

Context:

  • Adventitious root formation is critical for plant propagation and vegetative reproduction.
  • Understanding nutrient dynamics in cuttings is essential for optimizing propagation success.

Purpose:

  • To investigate the dynamic changes in key nutrients within Lonicera macranthoides cuttings during the rooting process.
  • To establish the relationship between nutrient fluctuations and the success of adventitious root development.

Summary:

  • Soluble sugar, starch, soluble protein, total nitrogen, and total phosphorus levels were monitored in the leaves and basal parts of Lonicera macranthoides cuttings.
  • Nutrient content exhibited dynamic changes, with some initially decreasing then increasing, while others showed a general downtrend or gradual decrease.
  • The C/N ratio also displayed a dynamic pattern, initially decreasing before increasing.

Impact:

  • The study highlights a close relationship between nutrient status and adventitious root formation.
  • Identifies key nutrients that play a significant role in regulating the formation of adventitious roots in Lonicera macranthoides.
  • Provides insights for improving propagation techniques through nutrient management.