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Mexico: Apple trees fertigation and foliar feeding plan

 

A thorough fertilization program, in accordance with the month of the year and the tree's physiological stage

 

 

Month Physiological stage

Nutrient requirement (kg/ha)

Fertilizer application (kg/ha)

N

P2O5

K2O

Multi-K

Haifa MAP

Amm. nitrate

February Dormancy

30

20

15

34

32

64

March Flower initiation

30

20

15

34

32

64

April Fruit-set

25

10

40

90

16

36

May Fruitlet development and bud initiation

20

20

40

90

32

15

June Fruit development & vegetative development

10

10

30

70

16

 
July Fruit development & vegetative development

10

10

30

70

16

 
August Beginning of harvest

2

10

   

20

 
September End of harvest

15

       

44

October  

15

   

68

 

20

Total application (kg/ha)

157

100

200

456

164

243

 

 

 

 

 

Month

Physiological stage

Fertilizer application (kg/tree)

Multi-K

Triple Superphosphate

Amm. Sulfate

Amm. nitrate

February Dormancy

0.16

0.08

0.26

 
May Fruitlet development and bud initiation

0.13

0.08

 

0.03

September After Harvest

0.03

0.03

 

0.05

Total application (kg/ha)

453

226

363

113

 

 

 

 

Foliar feeding program of an apple grove in Mexico

 

Month

Physiological stage

Product

Solution concentration (%)

March Flower initiation Poly-Feed 12-45-12 + M.E.

0.5

April Fruit-set initiation Poly-Feed 12-45-12 + M.E.

0.5

May Fruitlet development and bud initiation Poly-Feed 20-5-32 + M.E.

0.5

June Fruit development & vegetative development Magnisal 11-0-0 + 15MgO

0.4

Multi-npK 12-2-44

0.5

July Fruit development & vegetative development Magnisal 11-0-0 + 15MgO

0.4

Multi-npK 12-2-44

0.5

August Beginning of harvest Multi-npK 12-2-44

0.5

September End of harvest Poly-Feed 19-19-19 + M.E.

0.5

Magnisal 11-0-0 + 15MgO

0.4

October   Poly-Feed 19-19-19 + M.E.

0.5