diff --git a/assays/cDNA_synthesis/dataset/eam7_diurnal_cDNA_volumes.xlsx b/assays/cDNA_synthesis/dataset/eam7_diurnal_cDNA_volumes.xlsx
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diff --git a/assays/cDNA_synthesis/dataset/lwd1_diurnal_cDNA_volumes.xlsx b/assays/cDNA_synthesis/dataset/lwd1_diurnal_cDNA_volumes.xlsx
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diff --git a/studies/gene_expression_eam7_plants_diurnal/isa.study.xlsx b/studies/gene_expression_eam7_plants_diurnal/isa.study.xlsx
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diff --git a/studies/gene_expression_eam7_plants_diurnal/protocols/development_plant_material_growth_conditions.md b/studies/gene_expression_eam7_plants_diurnal/protocols/development_plant_material_growth_conditions.md
new file mode 100644
index 0000000000000000000000000000000000000000..cfb1c70f0280a7a5334500b80e658a0c52a3de4f
--- /dev/null
+++ b/studies/gene_expression_eam7_plants_diurnal/protocols/development_plant_material_growth_conditions.md
@@ -0,0 +1,24 @@
+**eam7 developmental expression: plant material and growth conditions**
+
+**plant material*
+
+species: Hordeum vulgare
+genotypes:
+
+- BW:  Bowman, spring cultivar
+- BW(Ppd-H1): Ppd-H1 introgression line BW281 in BW background, Druka et al. (2011)
+- BW(eam7): eam7 introgression line BW281 in BW background, Druka et al. (2011)
+- BW(Ppd-H1, eam7): cross of the two introgression lines
+
+
+**growth condtions**
+
+- short day (SD): 8h light / 16h dark, 20/16 °C, 60% humidity, ~ 250 PAR)
+- QuickPot E24/10 trays (HerkuPlast Kubern GmbH, pot volume 480 cm^3)
+- Einheitserde ED73 (Einheitserde Werkverband e.V.) with 7% sand and 4 g/L Osmocote Exact Hi.End 3-4M, 4th generation (ICL Group Ltd.)
+
+**sampling**
+
+- always sample youngest, fully elongated leaf
+- sample at ZT 9 (1h after lights turned off, as FT1 expression is highest)
+- sample genotypes at 19, 26, 33, 40, 47 and 59 DAE
\ No newline at end of file
diff --git a/studies/gene_expression_eam7_plants_diurnal/protocols/plant_material_growth_conditions.md b/studies/gene_expression_eam7_plants_diurnal/protocols/diurnal_plant_material_growth_conditions.md
similarity index 81%
rename from studies/gene_expression_eam7_plants_diurnal/protocols/plant_material_growth_conditions.md
rename to studies/gene_expression_eam7_plants_diurnal/protocols/diurnal_plant_material_growth_conditions.md
index 88974d69bfb8f2cdf35b05b4c0edee43fee5ed68..38b6565f6642c1ae0e391ec196762fabfb9c52e5 100644
--- a/studies/gene_expression_eam7_plants_diurnal/protocols/plant_material_growth_conditions.md
+++ b/studies/gene_expression_eam7_plants_diurnal/protocols/diurnal_plant_material_growth_conditions.md
@@ -1,4 +1,4 @@
-**Plant material and growth conditions**
+**eam7 diurnal expression: plant material and growth conditions**
 
 **plant material*
 
@@ -20,7 +20,9 @@ genotypes:
 
 **sampling**
 
-sample every 2 hours over 24 hours: 
+- 2 weeks old plants
+- youngest, fully elongated leaf: leaf 
+- sample every 2 hours over 24 hours: 
 	ZT0 (lights are turned on)
 	ZT2
 	ZT4