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Crop protection


Future of biological control as a crucial element of IPM

In augmentative biological control (ABC), invertebrate and microbial organisms are seasonally released in large numbers to reduce pests. Today it is applied on more than 30 million ha worldwide. Europe is the largest commercial market for invertebrate biological control agents, while North America has the.....

CAN (AB): Blue Book available for 2017

One of the most widely requested publications from Alberta Agriculture and Forestry (AF), the Crop Protection book, also known as the “Blue Book” in industry circles, is now available for 2017.“Revised annually, the Blue Book includes the most up-to-date information around crop protection,” says Mark Cutts,.....

Common pythium species in greenhouse crops

Pythium is a large class of water molds, several of which are plant pathogens. They can infect plant roots, causing root disease and crown rot in plants or damping-off of seedlings. As water molds, they prefer wet growing media and commonly attack plants that are stressed from overwatering.One of the best.....

Herbicide injury images collected in database

University of Arkansas Cooperative Extension Service has posted a Herbicide Injury Database that offers images of plant responses to mostly lower than labeled rates of herbicides. The database is searchable by herbicide group, herbicide, plant, or plant and herbicide together. The database contains images of.....

US: Zio fungicide receives EPA registration

AgBiome announces that Zio fungicide has been approved by the EPA. This new biological fungicide will be marketed by SePRO and was developed by AgBiome, Inc. “SePRO’s knowledge of the turf and ornamental market and expertise in commercializing products make them the perfect partner to bring our first product.....

Kris De Smet, Koppert:

"Scope for chemical crop protection becoming ever narrower"

Koppert has experienced rapid growth over the years. The company now employs more than 1,200 employees and has an office in 26 countries. Given the increasing global demand for sustainably cultivated products, Koppert still has wind behind its sails. The prospects of biological crop protection and.....

Zero tolerance for weeds in the greenhouse

"Don't let weeds grow in the greenhouse." Growers know it, customers sense it, researchers understand it, and Extension agents preach it. But is zero tolerance for weeds an attainable goal?by Lee Stivers - ljs32@psu.eduWeeds can be a persistent problem in both production and retail greenhouses. Broadleaf and.....

by W. Garrett Owen

Ornamental sweetpotato intumescence: a physiological disorder

Sporadic green bumps and clusters of translucent or white wart-like lesions were recently observed among veins of dark-leaf ornamental sweetpotato vines. These abnormalities growing on the leaf surface are a result of a physiological disorder, intumescence.by W. Garrett Owen (Michigan State University) -.....

April 27 & May 18

Webinars: Identifying mites and viruses

Webinars are being held to help with the identification of the major pest mite groups likely to be encountered in a production nursery; and the steps to take once virus-like symptoms are identified to confirm if a virus is present.The presenters will be Andrew Manners and John Duff, from the Queensland.....

HRI endorsed project progresses with FNRI funds

Alternative weed control method for greenhouse propagation

An Agricultural Research Service (ARS) horticulturist is exploring an alternative method for controlling weeds in greenhouse propagation systems by using steam or hot water to kill weed seeds.Dr. James Altland and his colleagues at ARS in Wooster, OH, with funding in part from the Floriculture and Nursery.....

Cryptobug-L replaces chemical treatment of mealybugs

Cryptobug-L is concerned with larval stages two and three of the predatory beetle Cryptolaemus montrouzieri. These larvae have a voracious appetite and are particularly successful at tackling mealybug hot-spots. For some crops, Cryptobug-L can replace the chemical treatment of mealybugs.The greedy larvae are.....

iPad app lets plant specialists assess disease severity

A new iPad app, called Estimate, connects plant professionals with a portable database of photographs of diseased leaves to help determine plant disease severity.Estimate relies on Standard Area Diagrams (SADs), a series of photographs of diseased leaves, with each photo containing a leaf incrementally more.....

June 7, Niagara Falls

Canada: Integrated control in protected crops workshop

The International Organization of Biological Control (IOBC) is a voluntary organization of biological control workers from around the world (i.e. researchers, consultants, biocontrol producers and growers) that promote environmentally safe methods of pest and disease control.Every 3 years, the Protected.....

New DNA test available for fast Xylella fastidiosa detection

After the release of the Clavibacter (Cmm) AmplifyRP detection test, Agdia commercializes a rapid and user-friendly DNA test kit, based on their AmplifyRP XRT+ platform, for detection of Xylella fastidiosa (Xf).Xylella fastidiosa (Xf) is the causal agent of multiple crop diseases. Main crops affected by Xf.....