7 Questions 78 Answers 0 Followers
Questions related from Michał Stępień
Dear all! When speaking with some farmers, I entered, that in some cases the application of growth regulators designed for reducing stem length and prevent lodging may have negative effect of...
30 January 2020 6,211 1 View
Dear all. Do you know something on the journal papers or other publications treating on the issue predicting or assessing the existence of soil units (e.g. types, orders or suborders, reference...
22 May 2019 7,792 3 View
As Agronomist with small experience in remote sensing I would like to ask about NDVI obtained in different years. We assume, that NDVI of non-living objects, such as roofs of buildings, which were...
03 November 2017 8,062 9 View
Dear all! It is generally considered, that so called shallow EC from Veris instruments measures EC up to a depth of 30 cm (90% of EC response, if I understood correctly). However, out studies...
17 July 2017 8,324 4 View
Dear all! The soil variability in Poland is very common. Thus, we can distinguish areas with optimum, insufficient and excessive humidity even on one field. For this reason I am looking for Visual...
19 June 2017 5,618 6 View
In last years, many studies are focused on sulfur fertilization and it's positive effect on crop yields. I would like to ask, if anyone had opposite results - the decrease of yields of wheat or...
31 March 2017 9,908 5 View
We have some data relating winter wheat yields with weather conditions in 5-year period. The analysis indicates, that a shorter drought periods, defined by the values of climatic water balance...
01 January 1970 8,928 8 View
