Pathar Pratima

Nutrient by nutrient

• Nitrogen

  Okay
  Low 28% Medium 72%

  3 in 10 soil tests here came out low

  If your field is low: add about a quarter more urea than the usual dose, in two or three splits. A pulse crop in rotation also adds nitrogen.

  What this means

  Grows leaves and stems. Short soil gives pale, yellow leaves.

  Low under 280 kg/ha Medium 280–560 kg/ha High over 560 kg/ha

  Healthy soil has 280 kg/ha or more.

  Compared with the wider area

  Place	Low	Medium	High
  Here	28%	72%	0%
  South 24 Parganas	27%	70%	2%
  West Bengal	39%	58%	3%
  India	64%	30%	6%

• Phosphorus

  Okay
  Low 32% Medium 31% High 37%

  3 in 10 soil tests here came out low

  If your field is low: add about a quarter more DAP or single super phosphate than the usual dose, at sowing.

  What this means

  Builds roots and helps the crop flower and fill grain.

  Low under 10 kg/ha Medium 10–25 kg/ha High over 25 kg/ha

  Healthy soil has 10 kg/ha or more.

  Compared with the wider area

  Place	Low	Medium	High
  Here	32%	31%	37%
  South 24 Parganas	14%	21%	65%
  West Bengal	7%	21%	72%
  India	14%	41%	45%

• Potassium

  Good
  Medium 10% High 90%

  Most soil tests here came out high

  If your field is high: you can use about a quarter less potash than usual.

  What this means

  Fills grain and fruit, and helps crops stand drought and disease.

  Low under 110 kg/ha Medium 110–280 kg/ha High over 280 kg/ha

  Healthy soil has 110 kg/ha or more.

  Compared with the wider area

  Place	Low	Medium	High
  Here	0%	10%	90%
  South 24 Parganas	3%	33%	64%
  West Bengal	14%	54%	32%
  India	14%	53%	34%

• Organic carbon

  Okay
  Low 26% Medium 61% High 13%

  3 in 10 soil tests here came out low

  If your field is low: add 4 tonnes of compost or farmyard manure per acre before sowing, and plough crop leftovers back in instead of burning them.

  What this means

  Shows how much organic matter the soil has. It keeps soil loose, holds water and feeds the crop slowly.

  Low under 0.5% Medium 0.5–0.75% High over 0.75%

  Healthy soil has 0.5% or more.

  Compared with the wider area

  Place	Low	Medium	High
  Here	26%	61%	13%
  South 24 Parganas	24%	47%	29%
  West Bengal	25%	41%	33%
  India	48%	28%	23%

• pH

  Good
  Acidic 8% Neutral 92%

  1 in 10 soil tests here came out acidic

  What this means

  How sour (acidic) or alkaline the soil is. It decides which nutrients roots can take up.

  Acidic Neutral Alkaline

  Most crops do best at pH 6.5 to 7.5.

  Compared with the wider area

  Place	Acidic	Neutral	Alkaline
  Here	8%	92%	0%
  South 24 Parganas	17%	83%	0%
  West Bengal	27%	73%	0%
  India	12%	86%	2%

• Salt

  Okay
  Not salty 71% Salty 29%

  3 in 10 soil tests here came out salty

  If your field is salty: grow crops that take salt, level the field, and wash the salt down with good water before sowing.

  What this means

  Salt in the soil, shown as EC on the card. Salt makes it hard for roots to drink.

  Not salty Salty

  Under 1 dS/m is fine. Above 4 harms most crops.

  Compared with the wider area

  Place	Not salty	Salty
  Here	71%	29%
  South 24 Parganas	63%	37%
  West Bengal	95%	5%
  India	96%	4%

• Sulphur

  Good
  Short 6% Enough 94%

  1 in 10 soil tests here came out short

  What this means

  Makes oil in oilseeds and protein in pulses.

  Short under 10 ppm Enough 10 ppm or more

  Healthy soil has 10 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	6%	94%
  South 24 Parganas	34%	66%
  West Bengal	37%	63%
  India	24%	76%

• Zinc

  Okay
  Short 35% Enough 65%

  4 in 10 soil tests here came out short

  If your field is short: mix 10 kg of zinc sulphate per acre into the soil before sowing. One dose lasts two or three seasons.

  What this means

  Needed for growth and healthy leaves. Rice and wheat often run short.

  Short under 0.6 ppm Enough 0.6 ppm or more

  Healthy soil has 0.6 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	35%	65%
  South 24 Parganas	41%	59%
  West Bengal	25%	75%
  India	35%	65%

• Iron

  Good
  Enough 100%

  Almost every soil test here had enough

  What this means

  Keeps young leaves green.

  Short under 4.5 ppm Enough 4.5 ppm or more

  Healthy soil has 4.5 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	0%	100%
  South 24 Parganas	2%	98%
  West Bengal	1%	99%
  India	24%	76%

• Copper

  Good
  Enough 100%

  Almost every soil test here had enough

  What this means

  Helps the crop set seed and resist disease.

  Short under 0.2 ppm Enough 0.2 ppm or more

  Healthy soil has 0.2 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	0%	100%
  South 24 Parganas	2%	98%
  West Bengal	2%	98%
  India	5%	95%

• Manganese

  Good
  Short 2% Enough 98%

  Almost every soil test here had enough

  What this means

  Helps leaves make food from sunlight.

  Short under 2 ppm Enough 2 ppm or more

  Healthy soil has 2 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	2%	98%
  South 24 Parganas	5%	95%
  West Bengal	12%	88%
  India	13%	87%

• Boron

  Poor
  Short 61% Enough 39%

  6 in 10 soil tests here came out short

  If your field is short: mix 4 kg of borax per acre into the soil before sowing.

  What this means

  Needed for flowers to set seed and fruit.

  Short under 0.5 ppm Enough 0.5 ppm or more

  Healthy soil has 0.5 ppm or more.

  Compared with the wider area

  Place	Short	Enough
  Here	61%	39%
  South 24 Parganas	48%	52%
  West Bengal	62%	38%
  India	45%	55%

Fixes are the usual advice. Your Soil Health Card or nearest Krishi Vigyan Kendra gives the exact dose for your field.

Climate in South 24 Parganas

Villages in this block