• How to protect bumblebees from heat

  great. We advise growers to protect the hive from direct sunlight and to place it in a cool spot. There are various methods available for growers to do [...] growers. To ensure a positive result, it is crucial to protect to bumblebees from heat. Hot temperatures can significantly impact pollinators' activity and

• How Does Buzz Pollination Work?

  July 10, 2024

  both from the anther to the stigma in self-pollinating species, and from flower to flower in plants requiring cross-pollination. Bumblebees are likely [...] multiple short vibrations lasting from a few ten hundreds of milliseconds will occur. This is how buzz pollination was termed; from the “buzz” that can be heard [...] through small apical pores or slits, from which pollen can be released in massive quantities. Extracting pollen from this type of specialized flower is achieved

• How to protect bumblebees in cold

  During the colder months, from half November until half of February, strategic hive placement becomes even more critical. Here are some key tips to ensure [...] pollination activities, rather than regulating the hive's internal climate. Different temperatures can affect the behavior of bumblebees: 8-11 °C: Bumblebees

• Entonem keeps young orchids free from fungus gnats

  fine mist to rinse off nematodes that are on the leaves. A while later, I collect a few drops of drainage water from underneath the treated crop. I examine [...] Their maximum biological approach is clear to see: the company uses ten different beneficials for its two sites in Heemskerk, the Netherlands and its third [...] solution moving to ensure that the composition is homogeneous and the nematodes are distributed adequately and evenly over the crop.’ Important to avoid slower

• A turning point in Almeria: how predatory mites helped transform agriculture

  May 19, 2025

  Germany, stopped accepting peppers from Almeria. Laboratory tests had revealed excessive pesticide residues—some from banned substances. Greenpeace launched [...] other option, ” Kris says. “ We had to change. Either we start growing differently or we stopped growing altogether. ” Luckily, the groundwork for that change [...] require chemicals. It meant smarter solutions, based on the solutions that are already there, in nature. ” Predatory mites: a sustainable solution One of

• How a little predatory mite laid the foundation for biocontrol today

  June 11, 2024

  the first to offer a biological solution in the market, and years later, we are still rearing this incredibly useful mite, Phytoseiulus persimilis , and many [...] commercial venture. I joined them in 1972, and my cousin Henri Oosthoek in 1977. From the start, we used an integrated pest management system that included compatible [...] were more than ready to help them.’ A perfect location to start Operating from the largest vegetable and flower cultivation area in the Netherlands, the

• Get Rid of Thrips Naturally Using Predator Mites!

  May 21, 2024

  limonicus ). But, how do you know which is the best thrips predatory mite for your situation? First, what are predatory mites? Predatory mites are tiny mites [...] Thripex are similar at a quick glance. Both eat roughly the same number of thrips larvae per day and have similar life cycles, where they differ is how quickly [...] and what type of crop you are growing. Sachets are often the best choice in crops like cannabis or houseplants because they are clean, easy to apply and

• Early blight

  distinguished by the dark and brown concentric rings that are caused by sporulation. Species may differ in specific symptoms. Damage symptoms Alternaria solani [...] temperatures from 2-4 °C up to 28-30 °C (optimum temperatures lie between 15 and 28 °C) and at a relative humidity (RH) of over 90% or when the leaves are wet. [...] and through wounds and stomata. Spores are dispersed by wind and in some species through the splash of rain. How to prevent Early blight Remove crop residues

• Bacterial wilt, brown rot

  (seed potatoes, cuttings of ornamentals ) from warmer regions. Different races are distinguished with a differing, but overlapping host-range. Race 3 is pretty [...] xylem vessels. In potato, it is tuber-borne. Spread from plant to plant results from bacteria moving from the roots of infected plants to neighbouring plants [...] solanacearum are wilting and yellowing of leaves and stunted plants. Inside, vascular browning is common with bacterial slime oozing from the cut. When

• Fusarium wilt

  oxysporum has many different formae speciales which are each selectively pathogenic on a limited number of crops. Even within one crop, different formae speciales [...] soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species are considered weak pathogens and [...] whole plant wilts. Other symptoms are brown discolouration of the xylem vessels which can be seen when the stems are cut. In banana, whole plantations