• Crazy roots, hairy roots, crown gall

  seems to be 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 and causes a genetic change in the plant. How to prevent Crazy roots, hairy roots, crown gall Use clean propagation material Use a strict hygiene protocol [...] assigned to the genus Rhizobium . These pathogenic bacteria were formerly known as Agrobacterium tumefaciens or Agrobacterium radiobacter, Agrobacterium vitis

• Pear

  (about 2.5 cm or 1 inch in diameter) and produces a pyriform, fleshy fruit. Pear trees can grow as tall as 9 metres and are able to produce fruit for around [...] About The so-called European pear or common pear ( Pyrus communis ) is a pear species that originates in central and eastern Europe and southwest Asia [...] grown in Asia, Europe and northern Africa. The European or common pear is a perennial, deciduous tree and cultivated for its fruit. The tree grows small

• Spidex Vital lives up to its promises

  shall see.’ A more robust system Based on his initial experiences, Sjaak van Dijk is pleased with Spidex Vital. ‘It’s a good sign if you have a predatory [...] to doing their job.’ A tense moment Sjaak van Dijk switched over to Spidex Vital at the start of February. ‘I have three crops a year,’ he tells us five [...] This is always a critical and tense moment on cucumber farms like mine. And as spider mites can cause real problems in this type of crop, an even better

• Orange

  of the Citrus X sinensis is regarded as a sweet orange, while the fruit of the Citrus X aurantium is recognized as a bitter orange. [...] navel oranges, blood/pigmented oranges and acid less oranges. The orange is a hybrid and derives from pomelo ( Citrus maxima ) and mandarin ( Citrus reticulata [...] traced to about 25% pomelo and some 75% mandarin. The hybrid however is not a basic backcrossed BC1 hybrid, but the orange is actually hybridized over multiple

• Onion

  About The onion ( Allium cepa L.) , also referred to as the bulb onion or common onion, is a vegetable. This particular species is the most extensively [...] Allium . The onion plant is usually a biennial or perennial plant. When cultivated however, the plant is mostly handled as an annual and harvested at the end

• Sweet pepper

  About The sweet pepper, also referred to as bell pepper or just pepper, is part of a specific group of cultivars that belongs to the species Capsicum annuum [...] orange, green and red and even dark purple and brown. The sweet pepper is a very rich source of vitamin C and antioxidants. The level of carotene is even [...] nine times higher in red peppers. Red coloured peppers also contain twice as much vitamin C than green peppers.

• Cookie Statement

  Cookie Statement We use cookies on our website. A cookie is a small text file that is stored on your computer by your browser when you visit the website [...] visit our website, a banner will appear, which asks for your consent to use optional cookies. If you have given your consent, we will use a cookie on your [...] your computer and the banner will no longer appear as long as the cookie is active. After the end of the cookie’s service life or if you delete the cookie

• American serpentine leaf miner

  burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity [...] less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by leaf miners. In gerbera, the larva [...] American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and the adult fly. Adult leaf

• Carrot

  experiences About The carrot ( Daucus carota subsp. sativus ) is a root vegetable and comes in a variety of colours, ranging from the regular orange to black [...] produced for its seeds and leaves. Carrots can be classified as hardy biennials and are grown as annuals. Carrots can vary greatly in colour, shape and size

• Plant Health

  ability to form structurally complete compounds, such as carbohydrates, lipids, and proteins. As plants photosynthesize efficiently, they transfer sugars [...] depends on factors such as humidity, available food sources, pH, and the absence of toxic substances. Plant Health Products Embracing a systems approach for [...] of food production, growers are transitioning to a more holistic approach. Considering factors such as crop varieties, soil conditions, plant nutrition