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. 2020 Jun 2;10:8946. doi: 10.1038/s41598-020-65730-6

Table 4.

Summary of important field management and sampling dates.

Year Crop Variety Planting date Fertilization date Harvest date Soil sampling date
2015 Maize Suyu 30 30 May 28 May 1 Oct. 30 Sept.
(season 1) 20 Jun.
2 Aug.
2015/2016 Barley Supi 4 10 Nov. 10 Nov. 10 May 29 April
(season 2) 5 Mar.
2016 Maize Suyu 30 10 Jun. 9 Jun. 7 Oct. 1 Oct.
(season 3) 11 Jul.
15 Aug.
2016/2017 Barley Supi 4 15 Nov. 15 Nov. 20 May 19 May
(season 4) 10 Mar.