Lungte

Nutrient by nutrient

• Nitrogen

  Okay
  Low 47% Medium 41% High 13%

  5 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	47%	41%	13%
  Manigoan	50%	46%	4%
  Shi Yomi	49%	47%	3%
  Arunachal Pradesh	12%	74%	14%
  India	64%	30%	6%

• Phosphorus

  Okay
  Low 44% Medium 56%

  4 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	44%	56%	0%
  Manigoan	20%	80%	0%
  Shi Yomi	20%	80%	0%
  Arunachal Pradesh	11%	67%	22%
  India	14%	41%	45%

• Potassium

  Poor
  Low 55% Medium 45%

  6 in 10 soil tests here came out low

  If your field is low: add about a quarter more potash (MOP) than the usual dose.

  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	55%	45%	0%
  Manigoan	35%	65%	0%
  Shi Yomi	30%	68%	2%
  Arunachal Pradesh	20%	65%	15%
  India	14%	53%	34%

• Organic carbon

  Okay
  Low 28% Medium 14% High 58%

  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	28%	14%	58%
  Manigoan	26%	20%	54%
  Shi Yomi	21%	23%	56%
  Arunachal Pradesh	18%	47%	35%
  India	48%	28%	23%

• pH

  Poor
  Acidic 70% Neutral 30%

  7 in 10 soil tests here came out acidic

  If your field is acidic: add agricultural lime before sowing. A soil lab works out how much your field needs.

  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	70%	30%	0%
  Manigoan	38%	62%	0%
  Shi Yomi	37%	63%	0%
  Arunachal Pradesh	51%	49%	0%
  India	12%	86%	2%

• Salt

  Good
  Not salty 91% Salty 9%

  1 in 10 soil tests here came out salty

  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	91%	9%
  Manigoan	96%	4%
  Shi Yomi	97%	3%
  Arunachal Pradesh	97%	3%
  India	96%	4%

• Sulphur

  Okay
  Short 49% Enough 51%

  5 in 10 soil tests here came out short

  If your field is short: use single super phosphate instead of DAP, or add about 100 kg of gypsum per acre before sowing.

  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	49%	51%
  Manigoan	43%	57%
  Shi Yomi	38%	62%
  Arunachal Pradesh	23%	77%
  India	24%	76%

• Zinc

  Okay
  Short 41% Enough 59%

  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	41%	59%
  Manigoan	33%	67%
  Shi Yomi	27%	73%
  Arunachal Pradesh	9%	91%
  India	35%	65%

• Iron

  Good
  Short 1% 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	1%	100%
  Manigoan	0%	100%
  Shi Yomi	0%	100%
  Arunachal Pradesh	12%	88%
  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%
  Manigoan	0%	100%
  Shi Yomi	0%	100%
  Arunachal Pradesh	5%	95%
  India	5%	95%

• Manganese

  Good
  Short 6% Enough 95%

  1 in 10 soil tests here came out short

  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	6%	95%
  Manigoan	14%	86%
  Shi Yomi	15%	85%
  Arunachal Pradesh	17%	83%
  India	13%	87%

• Boron

  Poor
  Short 70% Enough 30%

  7 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	70%	30%
  Manigoan	40%	60%
  Shi Yomi	35%	65%
  Arunachal Pradesh	23%	77%
  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 Shi Yomi