Science briefs

Phosphorus researchers examine a vegetated riparian buffer in Nor- way. Riparian buffers are very effective at trapping sediment-bound phosphorus but can become sources of dissolved phosphorus if legacy sources are not dealt with. Photo by Pete Kleinman.

Conservation Practices Targeting Phosphorus Have Trade-Offs

January 12, 2023

This Palmer amaranth plant, taller than 4 inches, survived a glufos- inate application, but its young offspring might not. Photo courtesy of Eric Jones.

Offspring of Herbicide-Surviving Weed Still Susceptible

January 11, 2023

Dr. João de Deus Godinho Júnior of São Paulo State University uses a portable digital dynamometer to measure the detachment force of coffee fruit on a Brazilian coffee plantation. Photo by Rouverson Pereira da Silva.

What’s Prime Time for Mechanized Coffee Harvesting?

January 11, 2023

Ginger plants at the Crop Science Research Farm of the University of Nigeria Nsukka. Photo courtesy of U.P. Chukwudi.

Morphological Markers Linked to High Ginger Yield

January 9, 2023

Top: Saline–sodic soil near Clark, SD in 2017, before the first dormant planting of grasses. Bottom: Revegetated saline–sodic soil near Clark, SD, in May 2020. Photos by Cheryl Reese.

Revegetating Saline–Sodic Soils With Salt-Tolerant Grasses

January 4, 2023

The tractor-guidance screen as seen during a fertilizer application; the blue lines are the areas covered by the tractor. Photo by Mike Popp/University of Arkansas.

Tractor Guidance Systems Benefit From Experienced Operators

January 3, 2023

An evapotranspiration cover over uranium mill tailings near Red Mesa, AZ. The cover was constructed in 2012 and is managed by the Navajo Nation Abandoned Mine Lands Reclamation Department. Photo by Steven Bacon.

Adding Ecosystems to Long- Term Waste Isolation Covers

January 3, 2023

Supracentennial Field Experiments

Agroecology and Urban Ecosystems

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