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You are here: Home / Archives for Dr. Marcelo L. Moretti

Testing tolerance with Marengo

By Dr. Marcelo L. Moretti — Posted October 26, 2021

Herbicide’s label allows growers to experiment with various plants and levels Herbicides are an important weed control method in container-grown ornamental plants. Knowledge of crop tolerance to herbicides is essential for a safe and effective weed control program. Tolerance to a specific herbicide application method depends on the crop species and the cultivar. Thus, developing […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU, Pests and Diseases

Nixing nostoc

By Dr. Marcelo L. Moretti — Posted April 21, 2021

Researchers ‘go to the mats’ to test various control products By Marcelo L Moretti and David King Nostoc are cyanobacteria colonies that can grow where abundant moisture is available. These bacteria form continuous colonies that resemble mats covering gravel, plastic, concrete, or flat surfaces. Nostoc grow during the spring and summer and create a slippery […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, OSU

Fighting the resistance

By Dr. Marcelo L. Moretti — Posted December 6, 2017

Weeds can become herbicide-resistant, but there are strategies to counteract it Evidently we hate weeds. The US Environmental Protection Agency (EPA) reports that expenditures on herbicides consistently accounted for the largest portion of total world pesticide expenditures at approximately 45 percent, followed by insecticides, fungicides, and other pesticides. Amazingly, in 2012, U.S. expenditures accounted for […]

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Growing Knowledge, Oregon State University, Pesticides, Pests and Diseases

Minimizing herbicide drift

By Dr. Marcelo L. Moretti — Posted July 3, 2017

OSU researchers discuss the factors affecting the unintended movement of potentially damaging chemicals.

Filed Under: Growing Knowledge Tagged With: Digger, Digger magazine, Oregon State University, Pesticides

NURSERY NEWS

Fall Creek promotes Amelie Aust to executive board chair

Hall of Famers give gift towards horticultural industry advocacy

Verl Holden retires from Oregon Garden Foundation Board

Fall Creek promotes Dave Daniel to general manager for U.S. and Canada

NWFCS, Farm Credit West create new association

More Nursery News

FARWEST SHOW UPDATES

Secure your 2023 Farwest hotel room and save

Farwest Show to celebrate 50th anniversary in 2023

Nursery professionals connect at Farwest

These 12 products had buyers buzzing at Farwest

Nightfall Snowbell sweeps top honors in Farwest New Varieties Showcase

More Updates from Farwest

From the pages of Digger

April 2023: The Trees Issue

March 2023: Water Outlook 2023

February 2023: Greenhouse Issue ’23

January 2023: The Retail Issue

December 2022: Oregon is Nursery Country

More issues of Digger

The Value of Membership

Meet the Leader: Angela Bailey

OAN Member Profile: Oregon Flowers Inc. 

These 12 products had buyers buzzing at Farwest

More member stories

CORONAVIRUS COVERAGE

Virtual is the new reality – for now

Trade shows in the time of COVID

A demand ‘renaissance’ for nurseries

Western Nursery & Landscape Association falls victim to pandemic

MANTS 2021 to move online due to COVID-19

More articles

Nursery Guide LIVE

Nursery Guide LIVE clicks into place

Booth spaces still available for Nursery Guide LIVE March 17–18

Nursery Guide LIVE virtual marketplace postponed due to winter storm damage

Keynote presentations at Nursery Guide LIVE virtual marketplace provide insight on green industry trends in 2021 and beyond

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