Advances in agronomy. Volume one hundred and fifty nine /

Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Sparks, Donald L., 1953- (Editor )
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Cambridge, MA : Academic Press is an imprint of Elsevier, 2020.
Edición:First edition.
Colección:Issn Ser.
Temas:
Agronomy.
Agronomie.
agronomy.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Intro
  • Advances in Agronomy
  • Copyright
  • Contents
  • Contributors
  • Preface
  • Chapter One: Root systems of major tropical root and tuber crops: Root architecture, size, and growth and initiation of s ...
  • 1. Introduction
  • 2. Root development
  • 2.1. Stem cuttings
  • 2.2. Tubers
  • 2.3. Suckers/head-setts
  • 3. Initiation and growth of storage organs
  • 3.1. Storage roots
  • 3.2. Storage stems
  • 4. Growth and activity of root systems
  • 5. Gaps in knowledge and future research
  • Acknowledgments
  • References
  • Chapter Two: Nanotechnology support the next agricultural revolution: Perspectives to enhancement of nutrient use efficiency
  • 1. Introduction
  • 2. Worldwide fertilizer demand and supply
  • 3. Nutrient use efficiency
  • 4. Nanotechnology and agriculture
  • 4.1. Nanofertilizers
  • 4.1.1. Nanofertilizers use scenarios
  • 4.1.1.1. Open field agriculture
  • 4.1.1.2. Closed plant production system
  • 4.1.1.3. Space-grown plants
  • 5. Nanofertilizers in scientific literature. A systematic overview
  • 5.1. Macronutrient nanofertilizers
  • 5.1.1. Nitrogen
  • 5.1.2. Phosphorus
  • 5.1.3. Potassium
  • 5.1.4. Calcium
  • 5.1.5. Magnesium
  • 5.2. Micronutrient nanofertilizers
  • 5.2.1. Copper
  • 5.2.2. Iron
  • 5.2.3. Manganese
  • 5.2.4. Molybdenum
  • 5.2.5. Zinc
  • 5.3. Nanomaterial-enhanced fertilizers
  • 5.3.1. Nutrient-loaded zeolites
  • 5.3.2. Nano-chitosan fertilizer
  • 5.3.3. Silica nanoparticles
  • 5.4. Plant growth stimulating nanomaterials
  • 5.4.1. Cerium
  • 5.4.2. Titanium
  • 5.4.3. Carbon based nanomaterial
  • 5.4.3.1. Single walled carbon nanotubes (SWCTNs)
  • 5.4.3.2. Multiple walled carbon nanotubes (MWCTNs)
  • 5.4.3.3. Graphene and fullerenes
  • 5.4.3.4. Nano carbon structures containing nutrient elements
  • 5.4.3.4.1. Plant nutrient delivering by means of nano carbon structures
  • 5.4.3.4.2. Functionalization of nano carbon structures
  • 6. Nanofertilizers and crops: Knowledge gaps
  • 7. Concluding remarks
  • Acknowledgments
  • References
  • Chapter Three: Crop spatial uniformity, yield and weed suppression
  • 1. Introduction
  • 1.1. Crop plant spatial pattern and spatial uniformity
  • 1.2. What do we mean by spatial uniformity and how can we measure it?
  • 1.2.1. Variance-based methods
  • 1.2.2. Voronoi polygons (tessellations)
  • 2. How uniform is the spatial pattern of crop plants?
  • 2.1. Spatial simulations of crop spatial patterns
  • 2.2. Spatial pattern of seeds sown vs. spatial pattern of seedlings
  • 3. Studies on the effects of increased crop spatial uniformity
  • 4. Methods
  • 4.1. Selection of studies for review
  • 4.2. Two sub-searches
  • 5. Results
  • 5.1. Studies identified and included
  • 5.2. Effects of increased crop spatial uniformity within rows
  • 5.3. Effects of changing only row distance
  • 5.4. Factors influencing the effects of spatial uniformity
  • 6. Discussion

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