Results 61 to 70 of about 15,511 (158)

Hydraulic limits on tree performance: Transpiration, carbon gain and growth of trees [PDF]

open access: yes
An overview of the relationship between plant gas exchange, the potential hydraulic gradient, the size of the plant and its hydraulic conductance is presented.
Tyree, Melvin T.
core   +1 more source

Grackles [PDF]

open access: yes, 2020
Numbering in the tens of millions of birds, grackle populations in North America can cause a variety of conflicts with people. Grackles eat agricultural crops and livestock feed, damage property, spread pathogens, and collide with aircraft.
Bergman, David L., Bodenchuk, Michael J.
core   +1 more source

Testing Rearing Diets for A New Invasive Insect Pest in Utah, the Brown Marmorated Stink Bug

open access: yes, 2018
The brown marmorated stink bug (BMSB), Halyomorpha halys, is an invasive insect from Asia. It has caused millions of dollars in damage to fruit, vegetable, ornamental, and field crops since its arrival in North America, and can be a severe nuisance pest when it congregates on human structures to overwinter.
Withers, James, Linford, Loren
openaire   +1 more source

Archaeoentomological Research in the North Atlantic : Past, Present, and Future [PDF]

open access: yes, 2014
Peer reviewedPublisher ...
Bain, Allison   +2 more
core  

Plant diseases and pests in Utah raspberries

open access: yes, 2016
Very little information exists on pathogens and pests that affect Utah raspberry production. In fact a survey of Utah raspberry growers at the 2015 USU Urban and Small Farms conference showed that 72% said the largest problem they had was with diseases and pests, and 71% of those did not know what the diseases actually were.
openaire   +1 more source

Annual Reports to the ESA Council ESA 110th Annual Meeting July, 2025

open access: yes
The Bulletin of the Ecological Society of America, Volume 107, Issue 2, April 2026.
wiley   +1 more source

MOVING TOWARD A SINGLE MARKET IS HARD: TRADE TENSIONS IN THE CANADIAN-U.S. CATTLE AND BEEF MARKETS [PDF]

open access: yes
SPS (sanitary and phytosanitary agreement), technical barriers, U.S. cattle and beef trade, Canada cattle and beef, International Relations/Trade, F1,
Young, Linda M.
core   +1 more source

FARM ADVISORY SERVICES AND PESTICIDE TOXICITY ON COTTON AND PEANUTS IN THE ALBEMARLE-PAMLICO WATERSHED [PDF]

open access: yes
According to a Virginia-North Carolina watershed survey, farmers view advisory services as having the effect of decreasing pesticide use. However, analysis of pesticide use shows that hired staff, scouting personnel, and extension agents are associated ...
Bosch, Darrell J.   +3 more
core   +1 more source

EMERGENCE OF U.S. ORGANIC AGRICULTURE: CAN WE COMPETE? [PDF]

open access: yes
This compilation of papers for principal papers session PP-03 at the AAEA 1998 Annual Meeting assesses the current status of the organic agriculture industry in the United States.
Klonsky, Karen   +4 more
core   +1 more source

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