# Market

- [Milling wheat parameters: falling number, protein and test weight](https://www.agromalz.pl/en/blog/parametry-pszenicy-konsumpcyjnej): Which milling wheat parameters decide whether a mill takes the batch, and how we keep them in check across 800+ hectares in Żuławy. Facts from field and store.
- [Why onion prices rise in winter and what it means for buyers](https://www.agromalz.pl/en/blog/dlaczego-cebula-drozeje-zima): In winter the fresh harvest runs out and the market relies on stored onions, carrying energy costs, weight loss and selection. We explain winter price rises.
- [Onions loose, in big bags or in nets: what to choose in wholesale](https://www.agromalz.pl/en/blog/cebula-luz-big-bag-czy-worki): Loose for processing, big bags for packing plants, net bags for distribution. We explain how to match the wholesale onion delivery format to your logistics.
- [Onion transport and palletising: how much fits on a truck and how we prepare a delivery](https://www.agromalz.pl/en/blog/transport-i-paletyzacja-cebuli): How many tonnes of onions fit on a trailer, how we stack pallets and big bags, and what paperwork travels with the batch. Wholesale delivery in practice.
- [How to order onions wholesale: step by step, from enquiry to unloading](https://www.agromalz.pl/en/blog/jak-zamowic-cebule-w-hurcie): How a wholesale onion order works when you buy from the grower: what to put in your enquiry, how the sample works, what drives the price and how we build the delivery schedule.
- [Our vegetable availability calendar: what we have, and when, all year round](https://www.agromalz.pl/en/blog/kalendarz-dostepnosci-warzyw): When do we have onions, potatoes, beetroot and cereals? Here is the Agro-Malz vegetable availability calendar: onions all year round thanks to a 13,000-tonne storage facility.
- [Onions for export: what buyers in Germany and the Netherlands expect](https://www.agromalz.pl/en/blog/cebula-na-eksport-wymagania-odbiorcow): Certificates, lot testing, even sizing and year-round supply: we show what buyers in Germany and the Netherlands expect from Polish onions.
- [What drives the wholesale price of onions](https://www.agromalz.pl/en/blog/od-czego-zalezy-cena-cebuli): European supply, size, quality, timing of sale and packaging: we explain what really shapes wholesale onion prices, from the perspective of a grower in the Żuławy region.
- [Batch-by-batch quality control: how we keep produce in check from field to loading](https://www.agromalz.pl/en/blog/kontrola-jakosci-partia-po-partii): Batch-by-batch quality control: we show how we check onions and potatoes at every stage, from the field through sorting to the shipping documents.
- [Do retail chains require GlobalG.A.P. certification?](https://www.agromalz.pl/en/blog/czy-sieci-wymagaja-globalgap): No law requires GlobalG.A.P., but the largest retail chains and processing plants do in practice. We explain how the certificate works in the vegetable supply chain.
- [How we manage onion sales with our storage facility](https://www.agromalz.pl/en/blog/jak-sterujemy-sprzedaza-z-przechowalni): Our 13,000-tonne storage facility lets us sell onions all year round, not just at harvest. Here is how we manage sales over time and what the buyer gains.
- [Potato contracting for processing: how it works](https://www.agromalz.pl/en/blog/kontraktacja-ziemniakow-pod-przetworstwo): Potato contracting for processing: what the contract sets out, why processors contract varieties like Innovator and how cooperation with our farm looks.
- [Pesticide residue and heavy metal testing: how we check every batch](https://www.agromalz.pl/en/blog/badania-pozostalosci-pestycydow): How we test onions and potatoes for pesticide residues and heavy metals, what the buyer receives and why we grow in a residue-free technology.
- [Integrated Crop Production: what it means and what it gives the buyer](https://www.agromalz.pl/en/blog/integrowana-produkcja-roslin): What Integrated Crop Production is, how it works and what the system gives a vegetable buyer. Explained through our own onion crop in Zulawy.
- [GlobalG.A.P. in practice: what the certificate gives a vegetable buyer](https://www.agromalz.pl/en/blog/globalgap-co-to-dla-odbiorcy): What GlobalG.A.P. is, what the auditor really checks and what the certificate gives a buyer of onions or potatoes. Explained through our own farm.
- [Onion big bags: what they are and how many kilograms they hold](https://www.agromalz.pl/en/blog/co-to-big-bag-ile-cebuli): Onion big bags: how many kg they hold, common sizes, why they must breathe and when to choose them over mesh sacks. Explained by an onion grower from Żuławy.
- [GRASP certification: what it means and why working conditions matter](https://www.agromalz.pl/en/blog/grasp-co-to-warunki-pracy): What GRASP in GLOBALG.A.P. is, what it checks, and why working conditions at a supplier are a real buying criterion. We explain it using our own example.
- [Wholesale onions: a Żuławy supplier for packers and processors](https://www.agromalz.pl/en/blog/cebula-hurt-dostawca): Wholesale onions from Żuławy: size, commercial grades, big bags and sacks, GlobalG.A.P. and GRASP certificates and availability all year round. See how we work B2B.
- [What onion size for processing and packing](https://www.agromalz.pl/en/blog/jaki-kaliber-cebuli-do-przetworstwa): What onion size means, which ranges are in demand and what size for processing, peeling and packing. How we match onion size to the customer.