Search results for lettuce plants

Agriculture Apr 30, 2024

Four myths about vertical farming debunked by an expert

Vertical farms look hi-tech and sophisticated, but the premise is simple—plants are grown without soil, with their roots in a solution containing nutrients. This innovative approach to agriculture is growing in global market ...

Ecology Apr 27, 2024

Species living closely together in symbiosis is far older and way more common than you might think

Once known only to those studying biology, the word symbiosis is now widely used. Symbiosis is the intimate relationship of different species living together. It's much more common and older than many of us might realize.

Plants & Animals Apr 10, 2024

Tiny weevils are waging war on the invasive water lettuce plant choking South Africa's Vaal River

Water lettuce (Pistia stratiotes L.), also known as Nile cabbage, is a free-floating aquatic plant from the family Araceae, the same family as the arum lily.

Plants & Animals Apr 3, 2024

New sunflower family tree reveals multiple origins of flower symmetry

The sunflower family tree has revealed that flower symmetry evolved multiple times independently, a process called convergent evolution, among the members of this large plant family, according to a new analysis. The research ...

Ecology Mar 28, 2024

Sawfish are spinning, and dying, in Florida waters as rescue effort begins

Endangered smalltooth sawfish, marine creatures virtually unchanged for millions of years, are exhibiting erratic spinning behavior and dying in unusual numbers in Florida waters. Federal and state wildlife agencies are beginning ...

Biotechnology Mar 25, 2024

Food production using controlled environment agriculture and agrivoltaics systems could become the new normal

New research from the U.S. Department of Agriculture (USDA) and Virginia Tech suggests that technologies such as controlled environment agriculture and agrivoltaics may become part of the future of farming.

Biotechnology Feb 2, 2024

Biodegradable sensor monitors levels of pesticides via direct contact with surface of fruit and vegetables

Researchers at the University of São Paulo (USP) and the Federal University of Viçosa (UFV) in Brazil have developed a sustainable sensor that can be placed directly on the surface of a vegetable or fruit to detect the ...

Space Exploration Jan 22, 2024

Salad in space? New research says it's not a healthy choice

Lettuce and other leafy green vegetables are part of a healthy, balanced diet—even for astronauts on a mission.

Plants & Animals Jan 4, 2024

Study evaluates pink rib disorder tolerance in lettuce germplasm in humid subtropical environments

Lettuce (Lactuca sativa) is primarily produced in the United States in California, Arizona, and Florida, with a production value of $2.7 billion (USDA-NASS 2021). Florida produces an estimated 3% of the total lettuce in the ...

Biotechnology Dec 25, 2023

Researchers develop 'electronic soil' that enhances crop growth

Barley seedlings grow on average 50% more when their root system is stimulated electrically through a new cultivation substrate. In a study published in the journal PNAS, researchers from Linköping University have developed ...

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