Can hemp help the everglades?

User rating: 5 / 5 after 6 vote(s)

Sunn Hemp can be effective in reducing weeds and leaching while enriching soil. Credit: Thomas Potter
Sunn Hemp can be effective in reducing weeds and leaching while enriching soil. Credit: Thomas Potter

Within Southern Florida, soil and water conditions indicate potential for leaching from the use of atrazine-based herbicides in corn crops. Scientists from USDA-Agricultural Research Service (ARS) and University of Florida conducted studies to evaluate the specific groundwater risk from atrazine use by focusing on a specific cover crop that seems to have the potential to greatly reduce that risk. The crop is called sunn hemp. It’s a tall, herbaceous annual that grows rapidly to a height of 6 to 7 feet.


Full story »
All News summaries from Space & Earth science news
All News summaries for August 06, 2007

A new era in search for 'sister Earths'?

5 hours ago | User rating: not rated yet
Research presented at a recent astronomical conference is being hailed as ushering in a new era in the search for Earth-like planets by showing that they are more numerous than previously thought and that ...

'Impressionist' Spacecraft to View Solar System's Invisible Frontier

6 hours ago | User rating: not rated yet
(PhysOrg.com) -- At the edge of our solar system in December 2004, the Voyager 1 spacecraft encountered something never before experienced during its then 26-year cruise through the solar system — an invisible ...

NASA Successfully Tests Parachute for Ares Rocket

6 hours ago | User rating: not rated yet
(PhysOrg.com) -- NASA and industry engineers have successfully completed the first drop test of a drogue parachute for the Ares I rocket. The drogue parachute is designed to slow the rapid descent of the spent first-stage ...

Partial Solar Eclipse visible from the UK on the morning of 1st August

11 hours ago | User rating: not rated yet
On 1st August 2008 there will be a total eclipse of the Sun, visible from Canada, northern Greenland, Svalbard, the Barents Sea, Russia, Mongolia and China. From the whole of the British Isles observers will see a partial ...

Rising energy, food prices major threats to wetlands as farmers eye new areas for crops

Jul 25, 2008 | User rating: not rated yet
Critical food shortages and growing demand for bio-fuels and hydro-electricity due to high fossil fuel prices rank among the greatest threats today to the preservation of precious wetlands worldwide as farmers and developers ...
Goto Archive PhysOrg Forum Goto Archive Video Goto Archive Editorials Goto Archive Free Magazines Goto Archive Newsletter

News Archive