'High salt levels' presentation slideshows

Plant Hormones

Plant Hormones. Plant tropisms. Growth in a particular direction in response to an external stimulus. Response to gravity is called gravitropism To light is phototropism To touch is thigmotropism Responses may be positive or negative. Early experiments. Canary grass coleoptiles.

687 views • 39 slides

Understanding Soil Chemistry

Understanding Soil Chemistry. Importance of Soil Fertility. Soil Fertility Ability of a soil to provide nutrients for plant growth Involves storage and availability of nutrients Vital to a productive soil Fertile soil is not necessarily a productive soil Why?

742 views • 27 slides

Biome: Estuary

1.01k views • 22 slides

Kidney and renal dialysis

Kidney and renal dialysis. process of renal dialysis. The process: The blood is extracted from the body from a vein and passed into a dialyser, which is a bundle of hollow fibres made of a partially permeable membrane

494 views • 14 slides

ERG CHEBBI AQUIFER

ERG CHEBBI AQUIFER. LOCALIZATION. Erg Chebbi is located southest of Morocco, near the Algerian border. This area can be considered as a unique system because of its extreme fragile environment and its beautiful landscape. *

259 views • 10 slides