Jaap Delleman

Jaap Delleman
Experienced Editor In Chief skilled in Copywriting, Sustainability, Editing, Agriculture, and Journalism. Strong media and communication professional with a Bsc focused in Communication Agriculture from HAS Dordrecht.

Recent Posts

Dormancy and sprouting

By Jaap Delleman, Dec 6, 2019 10:31:38 AM

There are several physiological traits that Potato-breeders look for when it comes to tuber characteristics. Tuber initiation is the moment that.

Topcis: Growth

Read more

Effects on tuber disorders

By Jaap Delleman, Dec 6, 2019 10:23:51 AM

Besides infection by pests and diseases, potato is also prone to many disorders of non-pathogenic origin. Such non-pathogenic origins are of an.

Topcis: Growth

Read more

Effects of salinity: ECsw = 1.5 x ECiw

By Jaap Delleman, Dec 6, 2019 10:12:15 AM

Salinity worldwide is an increasing soil problem, especially in coastal areas with salt water intrusion. Salt also accumulates where irrigation.

Topcis: Growth

Read more

The health benefits of the potato

By Jaap Delleman, Nov 21, 2019 7:08:09 PM

After wheat and white rice, potato is the third food crop widely consumed by humans. The quantity of maize produced is higher, but the bulk of.

Topcis: Health

Read more

The need for Potato storage

By Jaap Delleman, Nov 1, 2019 4:56:39 PM

Different physical and socioeconomic potato environments have different storage needs, periods and conditions. The storage period varies from a.

Topcis: Storage

Read more

Crop-soil-water relations

By Jaap Delleman, Oct 14, 2019 6:32:14 PM

Agronomists need to establish a water balance to calculate the effect of water shortage on potato yields for use in explorations and decision.

Topcis: Growth

Read more

Sprouting

By Jaap Delleman, Oct 14, 2019 6:31:48 PM

Chitting or mini-chitting is preparing seed tubers to grow small, few mm long white sprouts ready to plant without causing damage when the seed.

Topcis: Growth

Read more

Temperature effect on growth

By Jaap Delleman, Oct 11, 2019 5:49:12 PM

Besides day length, temperature is the other main factor for (driven) potato crop development. Below a base temperature between 2 and 4 ⁰C, all.

Topcis: Growth

Read more

Why potatoes like CO2

By Jaap Delleman, Aug 29, 2019 1:51:50 PM

In future, there is more CO2 (carbon dioxide) in the air, temperatures are higher and rainfall is more erratic. Plants need CO2 for their growth.

Topcis: CO2

Read more

Potato handbook