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Hanna Instruments HI 3896, Handbook

The Hanna Instruments HI 3896 is a portable pH meter that delivers accurate and reliable measurements. To get started quickly, download the free user manual from our website. The handbook provides detailed instructions on how to use the device effectively. Get your manual now at manualshive.com.

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Soil Test Handbook

Soil Science
and Management

HI 3896
HANNA  Soiltest

MAN3896R3    07/04

w w w . h a n n a i n s t . c o m

Summary of Contents for HI 3896

Page 1: ...Soil Test Handbook Soil Science and Management HI 3896 HANNA Soiltest MAN3896R3 07 04 w w w h a n n a i n s t c o m...

Page 2: ...atch the blue color with the P2 O5 color card and note the P2 O5 Potassium K2 O test Use the pipette to add 0 5 ml of the clear general soil extract to a clean reaction tube Pay attention not to trans...

Page 3: ...ing the test a color is developed which corresponds with the fertility of the soil for e g P2 O5 To read the fertility the color developed has to be compared with a color card To match the color hold...

Page 4: ...ape verylow 150 90 230 low 120 70 180 medium 100 60 150 medium high 90 40 120 high 80 30 90 veryhigh 70 20 60 Peach verylow 200 120 230 low 160 90 150 medium 140 70 120 medium high 120 50 90 high 100...

Page 5: ...A Soiltest it is possible to measure pH and the most important elements for plant growth that is nitrogen N phosphorus P and potassium K CHEMICAL COMPOSITION pH pH is the measure of the hydrogen ion c...

Page 6: ...ucture are also present when pH values are too far from neutral conditions break up of aggregates a less permeable and more compact soil 11 Garlic 100 80 30 60 Lettuce 200 60 35 100 Maize grain 120 16...

Page 7: ...fate Al2 SO4 3 129 Management of the Soil in Relation with the pH Value Tab 2 Quantity q ha of pure compound necessary to increase 1 unit of pH Tab 3 Quantities provide the same result as 100 Kg of gy...

Page 8: ...and fruits even though the quality depends by other elements An excess of Nitrogen weakens the plants structure creating anunbalanced relationshipbetweenthegreenpartsandthewoodenparts Inaddition the p...

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