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Role of fertigation in horticultural crops: citrus | Ashok K. Alva

Advances in micro-irrigation techniques, drip and under-tree sprinklers, have  facilitated more widespread adoption of fertigation,  especially for perennial  crops, including citrus.  It is well known that fertigation improves nutrient uptake efficiency.

Citrus

Citrus: Nutrient deficiencies  

Multicote Agri Handbook

Multicote™ Agri, a range of controlled release fertilizers for agriculture and horticulture, has been designed to feed crops continuously throughout the growth season – for optimal development and best yield production.

Fruit Trees

Fertilization of cocoa: suitable for an orchard growing method Our recommendation for nutrigation by dripping system   Growing method: orchard.
Plant density: 950-1,330 / ha depending on soil fertility and climate.
Haifa Bonus™

Potassium Nitrate – Enriched with Phosphate
13-2-44 (crystalline)- fully water-soluble
For Foliar Applications

Primary sources of nutrients

  • Potassium Nitrate and Mono Ammonium Phosphate. P2O5 and K2O are completely soluble in water and neutral ammonium citrate.

Packaging

  • 25kg woven and coated polypropylene bag, open mouth Sewn bottom Or Polyethylene heat sealed bag.

Uses

  • Fertilizer for foliar nutrition.

Haifa Bonus contain special adjuvant for better adhesion to leaf surface,
improved absorption and prolonged action

Analyte

Unit

Typical

Specification

Min.

Max.

Total Nitrogen (as N)

%

13.3

12.7

 
Nitric Nitrogen (as N-NO3)

%

12.9

12.3

 
Ammoniacal Nitrogen (as N-NH4)

%

0.4

0.4

 
Water soluble Phosphorous (as P2O5)

%

2.0

1.5

2.5

Water soluble Potassium (as K2O)

%

44.0

43.7

 
pH (5% Solution)  

6.0

5.0

8.0

Loss on drying (Moisture)

%

0.1

 

0.2

Water insoluble

ppm

250

 

1000

Bulk Density

gr/ml

1.0

   

 
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How to increase citrus fruit size in Israel

  A single foliar application of Haifa Bonus 12-2-44 increased potassium (K) level in leaves and fruit size distribution  

Haifa Bonus improves export quality of citrus fruit

  A remarkable and highly significant increase in export quality fruit due to decreased rind defects  

Foliar nutrition enhanced citrus productivity in China

   

Multi-K sprays reduced fruit splitting rate, increased yield and total soluble solids (TSS)

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