February 13, 2023 | Blogs
Uncertainties and variability when growing potatoes
Growing a potato crop, unlike producing an item in a factory, is surrounded by uncertainties. When a field needs to be planted in spring or autumn, the exact date cannot be predicted with certainty.
February 06, 2023 | Blogs
Tactical and operational decisions upon growing potatoes
Once decided to grow potatoes in the next season, a series of tactical decisions are taken by the grower before the crop is planted. The variety is chosen, the seed size, seed rate and planting pattern and the certification level of the seed bought or the use of farm saved seed.
January 30, 2023 | Blogs
Diseases occurring in the potato storage
Diseases that occasionally lead to considerable losses during storage include soft rot (Pectobacterium spp.), dry rot (Fusarium spp.), silver scurf (Helminthosporium), late blight (Phytophtora infestans), leak (Pythium) and pink rot (Phytophthora erythroseptica).
December 27, 2022 | Blogs
Weight loss in the potato storage
Potato tubers lose weight while being stored. The main contribution is loss of water through the skin by evaporation.
December 20, 2022 | Blogs
The need to ventilate and cool in potato storages
Plants grow because they capture carbon dioxide with the aid of energy from solar radiation. Photosynthesis generates sugars that upon respiration produce the energy needed for the biochemical processes associated with growth.
December 13, 2022 | Blogs
Requirements for storing potato tubers
Potatoes are harvested at peak times throughout the year. In temperate climates in early autumn and in subtropical winter climates the crop is harvested in early spring. In Mediterranean climates, there is one harvest late spring and one late autumn, two harvests per year associated with suitable temperature regimes. This is similar to the tropical…
September 26, 2022 | Blogs
External tuber disorders: Malformed tubers
Malformed tubers take many shapes. The deformed or misshapen tubers may be knobby, doll-like, have bottle necks like dumbbells and have a spiked rose end (pear shaped).
September 19, 2022 | Blogs
External tuber disorders: Skinning
When tubers mature before they are harvested the skin sets. Before the skin is set the thin epidermis can easily be removed through abrasion or attrition.
September 12, 2022 | Blogs
Potato Variety Days 2021: Jarke Kruize, Royal ZAP/Semagri Holland
During the Potato Variety Days 2021, we asked participating breeding companies about the key focus of their breeders in their search for new varieties. In this blog post you may read the answer given by Jarke Kruize, Vendor of Starch Varieties at Royal ZAP/Semagri Holland, Wieringerwerf (NL):
September 05, 2022 | Blogs
Potato Variety Days 2021: Johan van der Stee, Meijer Potato
During the Potato Variety Days 2021, we asked participating breeding companies about the key focus of their breeders in their search for new varieties. In this blog post you may read the answer given by Johan van der Stee, Commercial Director of Meijer Potato, Rilland (NL):
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