• Black sigatoka disease

  ultimately dies. In cases of severe infection leaves may die within a few weeks. Because of the lack of leaf tissues, fruit maturity is hampered. Life cycle [...] Mycosphaerella fijiensis also known as black sigatoka, is an ascomycete fungus that causes leaf-spot of banana. Damage symptoms Black sigatoka (Mycosphaerella [...] adjacent stomata. Both types of spores can germinate within two or three hours under humid conditions, but infection takes a minimum of two or three days under

• Brockhoff Rozen: 'we'll never stop using NatuGro'

  March 5, 2018

  difference is in the beds where NatuGro is administered continuously, so where the products are applied in seven daily watering sessions instead of one big [...] are stronger above ground as well. Mildew is far less severe now.' The rose grower is at an advanced stage of using biological crop protection . Spider [...] no longer a problem and thrips is kept in check with the help of Amblydromalus limonicus . The most troublesome pest is the mealy bug, which Cryptobug

• Growers in salt-affected areas find solution to soil-borne diseases in Trianum

  March 8, 2024

  increasingly common. Trianum is a brilliant example of finding solutions in nature; of utilising the beneficial properties of micro-organisms, natural enemies [...] resilient fungus. But for growers, it is essential to know exactly how suitable Trianum is for use in a broad range of environmental conditions. Our extensive [...] Much is known about the protective properties of Trianum against soil-borne pathogens, nevertheless this biofungicide continues to exceed expectations

• New Larvanem formulation with excellent dissolvability

  October 3, 2022

  looks the same, is powder-like, and becomes a gel once water is added. … leaves no residue … has the same efficacy! Correct application is crucial It remains [...] 100% biodegradable formulants. The new formulation has the advantage of being much easier to dissolve making it fully compatible with the available spr [...] Larvanem and Sportnem-H , are now available in a new formulation. The composition of the carrier material has been entirely changed with a new formulation based

• Trianum remarkably effective against soil-borne diseases in acidic soils

  February 21, 2024

  shows that Trianum is remarkably tolerant of acidic soils and remains effective even at an extremely acidic pH of 3.7. The tolerance of Trianum to abiotic [...] resilient fungus. But for growers, it is essential to know exactly how suitable Trianum is for use in a broad range of environmental conditions. Our extensive [...] effective use of biocontrol products. That is because abnormal pH levels, often the result of abiotic stresses like intensive rainfall and the overuse of certain

• This guy comes standard with 50 years experience

  November 20, 2017

  increase the shelf life of these highly effective biocontrol organisms, and ensure that no visible residue is left on the leaves or fruit of the crop. Nematodes [...] product, which was affecting the economic value of ornamental crops especially. Processing this medium is also much easier. The gel dissolves easily and homogeneously [...] together. Correct application is crucial for the effectiveness of this biological solution. That’s why Koppert released a new ‘how to use’ video. Click here

• Verticillium wilt

  occur only in parts of the plant. Cutting the stalk horizontally reveals a slight discolouration of the vessels, brown or greenish, but much less distinct than [...] causes verticillium wilt and early dying of potato. Damage symptoms Verticillium species mostly cause wilting of plants. The wilting starts at the lower [...] fungus infects the roots of plants, directly or through wounds caused by for example nematodes. The fungus then grows into the vessels of the plant and produces

• “Empowering our strawberry plants through nutrition has helped us to become a more reliable supplier”

  July 9, 2021

  “For example, one critical moment is when the plant is full of flowers, since that ultimately determines how much yield you will get at the end. It’s [...] fundamental health of his crops through nutrition. The results of the trials were so impressive that he introduced the approach on 4.3 ha of production area [...] Plant Health “Good nutrition is the foundation for plant health . Two groups of minerals are crucial to reach a higher level of plant health: nitrogen and

• Strong results with NatuGro in exclusive cresses

  April 25, 2016

  strong results. Henk Grashoff is the cultivation team leader at one of the four branches of Koppert Cress. On the advice of consultant Marjolein van der [...] more vegetative growth and more foliage. This policy is perfectly logical; it is the leaves of many of the Koppert Cress crops that form the final product [...] Nobody is fighting over it yet, but the higher-quality restaurants in Europe and further afield are all fervent users of the products of the Dutch company

• Black leg of seedlings

  little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the [...] the easy stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Black leg of seedlings Pythium belongs to the Oomycetes [...] conditions, especially dehydration. Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate