What the soil tests found
5
out of 10
Soil score
PoorShort in most fields here: nitrogen, organic carbon, pH, sulphur and boron.
For most crops. How the soil score works
- soil samples, 2024-25
- 40
- nutrients checked in each sample
- 12
This shows what soil in this area tends to be like. Your own field can be different. Get it tested at a soil testing lab before deciding.
Nutrient by nutrient
-
Nitrogen
PoorLow 80% Medium 20%
8 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/haHealthy soil has 280 kg/ha or more.
Compared with the wider area Place Low Medium High Here 80% 20% 0% Lekang 62% 38% 1% Namsai 52% 46% 2% Arunachal Pradesh 12% 74% 14% India 64% 30% 6% -
Phosphorus
GoodLow 12% Medium 32% High 56%
Most soil tests here came out high
If your field is high: you can use about a quarter less DAP than usual.
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/haHealthy soil has 10 kg/ha or more.
Compared with the wider area Place Low Medium High Here 12% 32% 56% Lekang 14% 31% 55% Namsai 16% 34% 50% Arunachal Pradesh 11% 67% 22% India 14% 41% 45% -
Potassium
OkayLow 32% Medium 20% High 48%
3 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/haHealthy soil has 110 kg/ha or more.
Compared with the wider area Place Low Medium High Here 32% 20% 48% Lekang 53% 13% 34% Namsai 51% 20% 29% Arunachal Pradesh 20% 65% 15% India 14% 53% 34% -
Organic carbon
PoorLow 78% Medium 18% High 5%
8 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 78% 18% 5% Lekang 69% 16% 15% Namsai 64% 18% 18% Arunachal Pradesh 18% 47% 35% India 48% 28% 23% -
pH
PoorAcidic 57% Neutral 43%
6 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 AlkalineMost crops do best at pH 6.5 to 7.5.
Compared with the wider area Place Acidic Neutral Alkaline Here 57% 43% 0% Lekang 28% 71% 0% Namsai 34% 66% 0% Arunachal Pradesh 51% 49% 0% India 12% 86% 2% -
Salt
OkayNot salty 72% Salty 28%
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 SaltyUnder 1 dS/m is fine. Above 4 harms most crops.
Compared with the wider area Place Not salty Salty Here 72% 28% Lekang 97% 3% Namsai 97% 3% Arunachal Pradesh 97% 3% India 96% 4% -
Sulphur
PoorShort 73% Enough 28%
7 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 moreHealthy soil has 10 ppm or more.
Compared with the wider area Place Short Enough Here 73% 28% Lekang 44% 56% Namsai 26% 74% Arunachal Pradesh 23% 77% India 24% 76% -
Zinc
OkayShort 29% Enough 71%
3 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 moreHealthy soil has 0.6 ppm or more.
Compared with the wider area Place Short Enough Here 29% 71% Lekang 9% 91% Namsai 8% 92% Arunachal Pradesh 9% 91% India 35% 65% -
Iron
GoodShort 18% Enough 83%
2 in 10 soil tests here came out short
What this means
Keeps young leaves green.
Short under 4.5 ppm Enough 4.5 ppm or moreHealthy soil has 4.5 ppm or more.
Compared with the wider area Place Short Enough Here 18% 83% Lekang 18% 82% Namsai 23% 77% Arunachal Pradesh 12% 88% India 24% 76% -
Copper
GoodShort 10% Enough 90%
1 in 10 soil tests here came out short
What this means
Helps the crop set seed and resist disease.
Short under 0.2 ppm Enough 0.2 ppm or moreHealthy soil has 0.2 ppm or more.
Compared with the wider area Place Short Enough Here 10% 90% Lekang 9% 91% Namsai 5% 95% Arunachal Pradesh 5% 95% India 5% 95% -
Manganese
GoodShort 18% Enough 83%
2 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 moreHealthy soil has 2 ppm or more.
Compared with the wider area Place Short Enough Here 18% 83% Lekang 24% 76% Namsai 25% 75% Arunachal Pradesh 17% 83% India 13% 87% -
Boron
PoorShort 77% Enough 23%
8 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 moreHealthy soil has 0.5 ppm or more.
Compared with the wider area Place Short Enough Here 77% 23% Lekang 53% 47% Namsai 30% 70% 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.
Source: Soil Health Card – soil nutrient analysis (Ministry of Agriculture & Farmers Welfare). 2024-25. 40 samples.
Climate in Namsai
Rain
About 2,150 mm of rain a year
In a normal year. A dry year brings about 1,710 mm.
Temperature
Hottest in August: days about 33°, nights 25°
Coolest in January: days about 24°, nights 10°.
Averages for an area about 100 km across; hills and valleys can differ by several degrees.
Source: IMD gridded daily rainfall (0.25°); IMD gridded daily max/min temperature (1°).