Crop protection

TerraLink to distribute Regalia Maxx Biofungicide in Western Canada

Marrone Bio Innovations announces distribution partnership in Western Canada

Marrone Bio Innovations has appointed TerraLink as a distributor of the Regalia Maxx Biofungicide in Western Canada. TerraLink has been a supplier of crop input products to…

Whitefly disrupts plants' built-in alarm systems

When plants are bitten by insects, they release a chemical scream—a cocktail of compounds that travel through the air. Some deter pests directly by confusing or repelling them; others indirectly protect plants by summoning predatory ants or parasitic wasps. Still others raise the alarm in parts of the…

"40% more predatory mites compared to regular sachets"

Biobest’s Swirskii-Long-Life-System has just got an upgrade due to its improved sachet formulation. The number of predatory Amblyseius (Typholodromips) swirskii mites per Long-Life sachet has been boosted from 150 to 250. “Widely used as a key beneficial in sweet pepper, cucumber, aubergine, strawberry…

US (CA): "Illegal cannabis growers poison forests"

Deep inside Northern California’s Shasta-Trinity National Forest, wildlife ecologist Mourad Gabriel is dressed in camouflage, waiting for the raid. He’s accompanied by more…

Controlling insects in hemp with biochemical formulation

Armorex is an O.M.R.I listed biochemical formulation that is used as a spray treatment to kill and control insects, pathogenic nematodes and fungus. Armorex is an E.P.A. exempt minimum-risk pesticide and it has no re-entry restriction. The product is registered in Colorado and is approved by OneCert.…

Videos: How to use biological crop protection

The popularity of Koppert Biological Systems’ ‘how-to-use’ videos which visually illustrate how each product is applied to solve a problem in the greenhouse or field, has motivated the company to produce more than 45 product instruction videos. The ‘how-to’ videos can be found on YouTube.…

US: Efficacy of biochemical biopesticides that may be used in organic farming

This article summarizes publicly available data on efficacy of commercially available, EPA-registered biochemical biopesticides for plant disease control. For a more detailed introduction see the related eOrganic article Biopesticides for Plant Disease Management in Organic Farming . At the time of…

US (CO): Department of agriculture updates list of allowed chemical crop protections

The list for pesticides that can be used on cannabis without being in a violation of the Pesticide Applicators' Act has been updated. The following products have been added: Azasol WSP Hedge Natural Defense Plant Protectant The updated list can be viewed here for the pdf version, and here for the Excel.…

The mysterious threat of cannabis viruses

Plant viruses are viruses that affect plants, either as living organisms or as chemical substances. Shrouded in mystery, the international scientific community has always favoured animal research over plant research because of the similarities between some animals and the human organism. Plant viruses…

"Pure chlorine for disinfected water and a clean pipe system"

Ditches around horticultural companies filling up with residual water is a thing of the past. New regulations in the Netherlands require growers to remove 95% of crop protection products before discharging. But the Dutch grower would not be the Dutch grower if he was not a bit more ambitious. With zero…

On microbiological contaminants in cannabis

We know microbiological contaminants pose a potential risk to cannabis consumers. In particular, bacteria and fungi may cause opportunistic infections in immunocompromised individuals and even dead or dormant organisms may present a threat. As regulations have evolved across the US and Canada, it has…

How to identify nutrient deficiencies and excesses in cannabis growing

The seed company Dinafem explores this issues in a lenghty blogpost, describing every single primary, secondary and micro- nutrient, pointing out are the characteristics that indicate an excess or a deficiency of a specific nutrients. "Adequate lighting, proper ventilation, a good substrate and a…

US: Cannabis industry questions system that would add chemicals to products for traceability

Despite a clear rejection by the Colorado Legislature, the state’s only cannabis research center is going ahead with developing a seed-to-sale marijuana-tracking system that no one in the industry says they want. The Institute for Cannabis Research at the Colorado State University-Pueblo campus that was…

Growers talk about illegal discharging in the Netherlands

"A real grower doesn't pollute"

Recently a grower was taken to court by the Delfland Water Board for discharging dirty water into the surface water of the Hoefpolder in De Lier (Netherlands). Despite being illegal, discharges still…

US: Should growers be allowed to use chemical crop protections for cannabis?

Recently, new regulations have been approved in some Staes in the US to limit the use of chemical crop protections for medical cannabis cultivation. In the following article, the matter is further discussed. "The Cannabis Control Commission has a very short answer for marijuana growers who ask the…

US (AR): Testing required for pesticides and heavy metals in medical cannabis

Inside his laboratory, Brandon Thornton says a person's safety is top priority. "We're just making sure that patients are receiving a product that's not going to make them sick," Thornton, co-owner of Steep Hill Arkansas, said. Steep Hill is one of the leading cannabis science facilities in the country.…

new Nanobubble generator used at Revol Greens

"Managing Pythium in water while promoting plant growth"

Moleaer expands its innovative product line with the new Bloom nanobubble generator. The patent-pending Bloom, designed specifically for horticulture, unlocks the full potential of oxygen to improve crop production. The Bloom produces trillions of charged nanobubbles, ~80nm in size, dissolving oxygen…

Illegal trade putting Greek wild orchids at risk, scientists warn

Overharvesting to meet skyrocketing demand in Turkey and elsewhere is placing the endemic wild orchid population in Pindos, northwestern Greece, at risk, according to a team of scientists studying the flowers. A key ingredient for the production of salep, a popular sweet drink, and Turkey's mastic ice…

"US (CA): "80% of MMJ at conference tested positive for contaminants"

After a recent marijuana conference in San Francisco, a Bay Area laboratory found that 80 percent of marijuana produced by California growers tested positive for mold, fungus, bacteria, pesticides and other harmful solvents. A doctor from the lab said it's common for 20 to 30 percent of samples to…

Health Canada shares results of MMJ pesticide tests

On February 7, 2017, following three recalls of medical cannabis related to the use of unauthorized pesticides, Health Canada announced that it would begin a series of unannounced inspections, including random testing of cannabis products from licensed producers to ensure that only registered pesticides…

US (CA): Reporters find pesticides in MMJ

After an NBC4 I-Team investigation revealed that some of California's medical marijuana supply was contaminated with potentially toxic pesticides, several local dispensaries have pulled pot products off their shelves. And, the California agency responsible for overseeing medical cannabis is promising…

Canada: Third lawsuit over tainted MMJ

A third class-action lawsuit launched Tuesday over tainted medical marijuana raises new questions about Health Canada’s recent conclusion that patients who consumed products…

US: LARA updates cannabis guidelines

Today, the Bureau of Marijuana Regulation (BMR) updated multiple bulletins related to safety tests, approved/banned active ingredients, and updated remediation methods. “Since…

US (ME): State signed a deal for a 'seed-to-sale' marijuana tracking system

The state agreed on a three-year, $150,000 contract Tuesday with a Florida-based technology company that will track and trace medical and adult use marijuana products once regulations are approved for them. The Department of Administrative and Financial Services said it will use Franwell Inc.’s Metrc…


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