Effect
Increased produce quality
Organic Green Gold treated apple, cv. Gala Must, grown in an orchard had 8.9 % more N (sign), 10.2 % less P (sign), 23.9 % less K (sign), 24.5 % less Ca, 6.1 % more Mg (sign) in leaves, had a 11.2 % bigger fruit diameter (sign), fruits were 30.5 % heavier (sign), contained 10.2 % more dry matter, 59.9 % more vitamine C, 3.8 % more total sugars (sign), were 8.3 % less acid, contained 3.1 % more flavonoids and 25.2 % more phenolic compounds (sign) compared to the untreated control.
Trial details
outdoor, unprotected orchard (since 1998), soil grown, drip irrigation system, 4.85 x 1.6m tree spacing
Hungary
Crop
Apple, Malus x domestica
Trial application
Method
Foliar spray
Timing
First application at half blooming, followed by 3 treatments at full blooming, petal falling and 2 weeks after full blooming
Rate
7.41 L/ha (3L/acre)
2019
Effects of algae products on nutrient uptake and fruit quality of apple
Natural Resources and Sustainable Development
9(1)
80-91
Crop group
