What the soil tests found
7
out of 10
Soil score
OkayShort in most fields here: nitrogen, pH, sulphur and iron.
For most crops. How the soil score works
- soil samples, 2023-24 & 2024-25
- 1,681
- 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 63% Medium 37%
6 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 63% 37% 0% Tuensang 70% 30% 0% Nagaland 31% 56% 13% India 64% 30% 6% -
Phosphorus
GoodLow 9% Medium 39% High 52%
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 9% 39% 52% Tuensang 31% 47% 21% Nagaland 31% 41% 28% India 14% 41% 45% -
Potassium
GoodLow 10% Medium 73% High 17%
1 in 10 soil tests here came out low
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 10% 73% 17% Tuensang 4% 70% 26% Nagaland 26% 54% 20% India 14% 53% 34% -
Organic carbon
OkayLow 45% Medium 33% High 22%
4 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 45% 33% 22% Tuensang 23% 16% 61% Nagaland 15% 21% 64% India 48% 28% 23% -
pH
PoorAcidic 56% Neutral 44%
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 56% 44% 0% Tuensang 56% 44% 0% Nagaland 74% 26% 0% India 12% 86% 2% -
Salt
GoodNot salty 100%
Almost no 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 SaltyUnder 1 dS/m is fine. Above 4 harms most crops.
Compared with the wider area Place Not salty Salty Here 100% 0% Tuensang 100% 0% Nagaland 98% 2% India 96% 4% -
Sulphur
PoorShort 79% Enough 21%
8 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 79% 21% Tuensang 94% 6% Nagaland 43% 57% India 24% 76% -
Zinc
GoodShort 11% Enough 89%
1 in 10 soil tests here came out short
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 11% 89% Tuensang 12% 88% Nagaland 18% 82% India 35% 65% -
Iron
PoorShort 56% Enough 44%
6 in 10 soil tests here came out short
If your field is short: spray ferrous sulphate, 5 g per litre of water, when young leaves turn yellow.
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 56% 44% Tuensang 41% 59% Nagaland 26% 74% India 24% 76% -
Copper
GoodShort 7% Enough 93%
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 7% 93% Tuensang 7% 93% Nagaland 11% 89% India 5% 95% -
Manganese
OkayShort 30% Enough 70%
3 in 10 soil tests here came out short
If your field is short: spray manganese sulphate, 5 g per litre of water, on the young crop.
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 30% 70% Tuensang 34% 66% Nagaland 26% 74% India 13% 87% -
Boron
GoodShort 11% Enough 89%
1 in 10 soil tests here came out short
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 11% 89% Tuensang 6% 94% Nagaland 11% 89% 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). 2023-24 & 2024-25. 1,681 samples.
Climate in Tuensang
Rain
About 1,830 mm of rain a year
In a normal year. A dry year brings about 1,550 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°).