Table 1 Information on sites and cultural practices for the two experiments with cv. Sugarloaf
From: Selective pruning in pineapple plants as means to reduce heterogeneity in fruit quality
Field information and cultural practices | Expt 1 | Expt 2 |
|---|---|---|
Location | 06°36′35.7“N and 02°14′28.7”E | 06°35′06.4“N and 02°15′55.4”E |
Municipality (district) | Zè (Tangbo Djevie) | Zè (Tangbo Djevie) |
Soil type | Ferralitic soil | Ferralitic soil |
Climate | Subequatorial | Subequatorial |
Planting timea | October 2010 | March 2011 |
Type of planting material useda | Slips | Slips |
Planting material treatment before plantinga | No treatment | No treatment |
Plant arrangement at planting | Flat beds of two rows | Flat beds of two rows |
Plant spacing (cm): BPb × BRc/BDRd | 35 × 47/75 | 40 × 50/70 |
Plant density (plants/m2) | 4.68 | 4.17 |
First Urea (46 N) + NPK (10-20-20) application | 6 MAPe (18 April 2011) | 7 MAP (11 October 2011) |
Application form | Solid at the base of the plants | Solid at the base of the plants |
Dose per plant (g Urea + g NPK) | 6 + 3 | 6 + 4 |
Second Urea (46 N) + NPK (10-20-20) application | 12 MAP (13 October 2011) | 11 MAP (16 February 2012) |
Application form | Solid at the base of the plants | Solid at the base of the plants |
Dose per plant (g Urea + g NPK) | 3 + 7 | 3 + 7 |
Artificial flowering induction time | 13 MAP (13 November 2011) | 12 MAP (17 March 2012) |
Inflorescence emergence | 14 MAP (17 December 2011) | 13 MAP (20 April 2012) |
First removal of slips (2 MIEf) | 16 MAP (17 February 2012) | 15 MAP (20 June 2012) |
Second removal of slips (3 MIE) | 17 MAP (17 March 2012) | 16 MAP (20 July 2012) |
Weed control | Hand weeding | Hand weeding |
Harvest time | 18 MAP (15, 16, 17 and 18 April 2012) | 17 MAP (20, 21, 22 and 23 August 2012) |