• Blackberry

  the Rubus and Idaeobatus subgenera. The blackberry is actually not a berry botanically speaking. It is a so-called aggregate fruit that consists of small [...] About The blackberry is an edible fruit that originates from a wide range of species belonging to the genus Rubus that is part of the family of Rosaceae

• Natutec Trianum-G tool

  area. The Trianum-G Tool can be stored in the supplied case. Always store the batteries in the chargers when not in use. [...] The Trianum-G tool is a hand-held device, used to uniformly distribute Trianum-G at the start of the cultivation. The tool makes it easier to achieve an [...] of the Trianum-G packaging Fill the bottle Place it on the correct sprinkler head Place the bottle in the tool The tool will add an equal dose of Trianum-G

• Amblydromalus limonicus

  Amblydromalus limonicus is a species of predatory mite known for its role in biological pest control . Amblydromalus limonicus is a natural enemy of various [...] pest control when other mites struggle. In tomato, use of Amblydromalus limonicus is not recommended as it is hindered by the glandular hairs on the stems [...] chemical pesticides. Amblydromalus limonicus is valued for its effectiveness at relatively low temperatures and is especially recommended to suppress high densities

• Rice root aphid

  (Rhopalosiphum rufiabdominale) is a well-known pest in North America that survives outdoors all year round. It can affect plants grown in both soil and hydroponic [...] root aphid appears in both winged and wingless forms. The wingless form is dark olive-green, with a round body 1.4–2.4 mm long. It lives and feeds on the [...] the host plant. The winged form is about 1.8 mm long, darker than the wingless form, with a brown-black head. Aphids in the winged stage will emerge from

• How to protect bumblebees from heat

  vital role that bumblebees play in pollination , especially in hot temperature conditions. As temperatures rise, it is crucial to ensure effective pollination [...] 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 [...] of 28°C inside the hive in any environmental conditions. Above 28°C the pollination capacity is reduced as their activity is focused on cooling the hive

• Greenhouse whitefly

  the population is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves [...] leaf damage can in turn influence the development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres [...] and the growth of sooty moulds ( Cladosporium spp .) is encouraged, making it unsuitable for sale. In serious cases the fruit will rot. Sooty moulds also

• Citrus mealybug

  effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order [...] tail filaments. Their sole task is to fertilize the females and as soon as a male emerges from its cocoon, it goes in search of a female. A fertilized [...] many and diverse host plants. In temperate regions of the world this mealybug poses a problem in greenhouse horticulture, and in the tropics and sub-tropics

• Spotted Wing Drosophila

  Since the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South America [...] America and Europe where it has caused severe yield losses in many berry crops, cherries and grapes. Damage symptoms After oviposition, the respiration tubes [...] spot on each wing, where their common name is derived from. Females have a strong saw-like ovipositor that is used to penetrate the skin of the host fruit

• Cannabis aphid

  North America. It was first seen on cuttings originating from Colorado in 2016 and is now widespread throughout that state and Oregon. Its range also includes [...] General Although it was first described in 1860, the cannabis aphid ( Phorodon cannabis ; a.k.a. bhang aphid or hemp aphid) is a very new pest to North [...] the point that microscopic analysis of the head is required to distinguish them. The hop aphid is common in North American hops production; there have been

• Crazy roots, hairy roots, crown gall

  yet been defined. The assumption is that the bacteria survive in the soil, but it is possible that first infection is from the propagation material. Infection [...] Furthermore, infection is characterized by excessive root growth (crazy roots). In greenhouse vegetables, the roots overgrow the substrate and in severe epidemics [...] caused by a change in the hormonal system of the plant resulting from the Rhizobium infection. Rhizobium rhizogenes puts a Ri-plasmid in the plant tissue