Long-tailed mealybug

damage. Life cycle and appearance of long-tailed mealybug The long-tailed mealy bug is easily recognized by the long, posterior tail filaments, which are [...] itself. The length of the other filaments is roughly half the width of the body. The female is 3 - 4 mm long. Reproduction in Pseudococcus longispinus [...] l regions, but these days it is widespread throughout the world. The range of host plants of Pseudococcus longispinus is less extensive than that of the

How to protect bumblebees in cold

15 ºC for optimal plant development. When your crop is healthy and the average 24-hour temperature is at least 15 ºC, you can ensure that there won't be [...] es: Warmth is key Place the hives in the warmest part of the tunnel/greenhouse, ensuring they catch the morning sun. Make sure the hive is in a sheltered [...] Keep in mind that the impact of climate on pollination and colony quality is also time-sensitive. The longer unfavorable conditions persist, the greater

How to protect bumblebees from heat

be reduced if the humidity is too low or radiation is too high. In conventional greenhouses, the recommended humidity range is 60-75%. Due to better air [...] it is crucial to ensure effective pollination to support crop production and maintain high yields for growers. To ensure a positive result, it is crucial [...] environmental conditions. Above 28°C the pollination capacity is reduced as their activity is focused on cooling the hive. Above 32°C pollination may stop

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Japanese beetle

to prepupa and pupa, occurs in an earthen cell formed by the mature larva. The pupa, which is approximately 14 mm long and 7 mm wide, resembles the adult [...] the body. It is a pale-cream colour at first, gradually becoming tan and finally taking on the metallic green of the adult. The adult is an attractive, [...] place soon after emergence, and egg-laying soon follows. The average lifespan of a female is 30-45 days, during which she may lay 40-60 eggs. Eggs hatch

Stable fly

Stomoxys on the animals’ front legs. The flies become an economic concern when the average number per leg is as low as two. When populations are very large (> [...] feeding (on average, a fly must feed four times before it can oviposit for the first time). After mating the females lay their small (~1 mm long), white, [...] lesser extent). Although they are extremely common and exist worldwide, it is believed they first originated somewhere in Eurasia. Stable flies superficially

European corn borer

and overlap like tiles on a roof. The average number of eggs per egg mass is 30. The larvae are up to 25 mm long; body pale purplish brown to brownish [...] Ostrinia nubilali s), is a severe pest of maize and has also been reported to attack apple, strawberries, peppers and other plants. It is present in Europe [...] pale centre at the base of the hairs. The head is brown to brownish black. The pupae are up to 2 cm long and light to dark reddish brown. In Europe, adults

House fly

the insect expanded its range worldwide long ago as a commensal organism to human populations; the housefly is always found in association with human activity [...] and appearance of House fly The adult house fly ( Musca domestica ) is 6–7 mm long, yellowish-grey to dark grey in colour, with four narrow black stripes [...] three weeks later at low temperatures (around 15°C). Adult flies have an average life span of 15–25 days, but can live up to two months in the right conditions

Encarsia formosa

wasp is approximately 0.6 mm long, with a head that is dark brown to black in colour, a dark brown to black thorax, and a yellow abdomen. The male is entirely [...] has become an important natural enemy for farmers and gardeners aiming to reduce the reliance on chemical pesticides. Encarsia formosa is used for the [...] parasitic wasp Encarsia formosa is available at Koppert as En-Strip . Encarsia formosa products En-Strip Enermix Expand all items How to use Encarsia formosa The

Pepper weevil

the best approach is to monitor them during the cooler parts of the day, as this is when they are most active. Another recommendation is to inspect the ground [...] a few days; after three to six days, this stage is fully complete and it becomes an adult. On average, the cycle takes 21 days. [...] with an oval body measuring 2 to 3.5 mm in length, and over time they turn grey, reddish-brown, or nearly black. Their main distinguishing feature is a ‘snout’