• Swirski Ulti-Mite

  most effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures below 18°C/64°F. Amblyseius swirskii is sensitive to [...] thrips species and eggs and larvae of whitefly . Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the [...] to relative humidity below 60%. Combined use Can be combined with Orius spp. and whitefly parasitoids. Do not combine with other generalist predatory mites

• Praon volucre

  The dosage of Aphiscout depends on climate, crop and aphid density and species, and should always be adjusted to the particular situation. Start introduction [...] products for advice on the best strategy for your situation. Best conditions for Praon volucre Aphiscout is effective at temperatures between 16°C/61°F and [...] and 30°C/86°F. Behaviour of the parasitic wasp Praon volucre At a temperature of 22°C Praon volucre females can lay 500 eggs in Macrosiphum euphorbiae over

• Mycotal in Salad Crops

  July 5, 2019

  with the adjuvant Addit ) and temperatures between 18-28 o C (optimum 20-25 o C) To ensure maximum germination of spores, and hence the highest possible [...] fungus Lecanicillium muscarium and is used for the control of the glasshouse whitefly , Trialeurodes vaporariorum , and tobacco whitefly , Bemisia tabaci [...] pest control solution that can be used throughout the cropping season. How does Mycotal work? Spores are applied to the crop using conventional spraying equipment

• Thrip control in Strawberry with Orius laevagatus

  May 8, 2019

  damage to the crop, but which can also prove harmful to Orius . The period when Orius can help control thrips can therefore be limited to 6-8 weeks if capsid [...] strawberries. However, the pest can nevertheless become problematic during the summer, and strawberry growers are increasingly using the predatory bug Orius [...] establishment of Orius is most effective at day temperatures in excess of 18 0 C, and in view of this, the introduction of the predatory bug is generally not

• Pollination checklist Growing lights

  The maximum temperature should be max 28 °C. 17:00 16:00 14:00 During other weeks at higher than 28 °C temperatures you can place them lower in the greenhouse [...] daylight) there is for the bumblebees to pollinate. For pollination, bumblebees need at least 28 Watt/m2 PAR light near the hive and the presence of Ultraviolet [...] is enough daylight present. Wireless BeeHome system (WBH) can be controlled either by using a timer or by connecting the transmitter to the climate computer

• American serpentine leaf miner

  premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly [...] ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by

• Loose smut of barley

  viability and germination rate should be checked and compensated for Use resistant cultivars Perform field checks for infected seed and prevent the use of seeds [...] General Ustilago nuda f.sp. hordei affects barley and can destroy a large proportion of the crop. It is also known as barley smut, or loose smut of barley [...] appearance of a smutted ear. Instead of normal tissue, the ear contains a mass of olive-brown smut spores. Life cycle and appearance of Loose smut of barley

• Phytophthora blight

  es between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers and bulbs or in the [...] ting and be careful with overhead irrigation since both a high water content of the soil and water splash promote disease. Ensure fast drying and wound [...] growing root tips promote germination and attract the zoospores. The pathogen grows into the stem and on the plant surface and new sporangiophores (structures

• Dwarf bunt

  in the next season. The optimum temperature for germination is 3-8 °C and it takes three to ten weeks for germination. The seedlings are infected after [...] the fungi may form new isolates that can break resistance Use clean, disinfected seed The use of soil fungicides can help reduce the soil-borne inoculum [...] fraction of their normal height. Spikes are generally broader and the glumes opened wider, than in plants infected with Tilletia tritici and Tilletia laevis

• Amblyseius swirskii

  spider mites and tarsonemid mites. They can also feed on pollen, which is useful for instance in sweet pepper crops as the predatory mite can establish in [...] conditions for use of Amblyseius swirskii Amblyseius swirskii is most effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures [...] Amblyseius swirskii can also survive on pollen and other prey and can establish in the crop before the pest appears. These predatory mites are employed as part