What the soil tests found
7
out of 10
Soil score
OkayShort in most fields here: potassium, organic carbon and boron.
For most crops. How the soil score works
- soil samples, 2024-25
- 3,567
- 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
GoodLow 1% Medium 77% High 22%
Almost every soil test here had enough
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 1% 77% 22% South Salmara Mancachar 1% 75% 23% Assam 2% 60% 38% India 64% 30% 6% -
Phosphorus
OkayLow 41% Medium 29% High 30%
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/haHealthy soil has 10 kg/ha or more.
Compared with the wider area Place Low Medium High Here 41% 29% 30% South Salmara Mancachar 40% 29% 31% Assam 10% 25% 65% India 14% 41% 45% -
Potassium
PoorLow 60% Medium 38% High 2%
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/haHealthy soil has 110 kg/ha or more.
Compared with the wider area Place Low Medium High Here 60% 38% 2% South Salmara Mancachar 59% 39% 2% Assam 37% 55% 8% India 14% 53% 34% -
Organic carbon
PoorLow 59% Medium 15% High 26%
6 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 59% 15% 26% South Salmara Mancachar 58% 15% 27% Assam 28% 23% 50% India 48% 28% 23% -
pH
GoodAcidic 20% Neutral 80%
2 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 AlkalineMost crops do best at pH 6.5 to 7.5.
Compared with the wider area Place Acidic Neutral Alkaline Here 20% 80% 0% South Salmara Mancachar 20% 80% 0% Assam 42% 58% 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% South Salmara Mancachar 100% 0% Assam 100% 0% India 96% 4% -
Sulphur
GoodShort 3% Enough 97%
Almost every soil test here had enough
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 3% 97% South Salmara Mancachar 3% 97% Assam 6% 94% India 24% 76% -
Zinc
OkayShort 43% Enough 57%
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 moreHealthy soil has 0.6 ppm or more.
Compared with the wider area Place Short Enough Here 43% 57% South Salmara Mancachar 43% 57% Assam 20% 80% India 35% 65% -
Iron
GoodEnough 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 moreHealthy soil has 4.5 ppm or more.
Compared with the wider area Place Short Enough Here 0% 100% South Salmara Mancachar 0% 100% Assam 1% 99% India 24% 76% -
Copper
GoodShort 1% Enough 99%
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 moreHealthy soil has 0.2 ppm or more.
Compared with the wider area Place Short Enough Here 1% 99% South Salmara Mancachar 1% 99% Assam 6% 94% India 5% 95% -
Manganese
GoodShort 18% Enough 82%
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% 82% South Salmara Mancachar 18% 82% Assam 14% 86% India 13% 87% -
Boron
PoorShort 56% Enough 44%
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 moreHealthy soil has 0.5 ppm or more.
Compared with the wider area Place Short Enough Here 56% 44% South Salmara Mancachar 57% 43% Assam 86% 14% 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. 3,567 samples.
Climate in South Salmara Mancachar
Rain
About 3,100 mm of rain a year
In a normal year. A dry year brings about 2,430 mm.
Temperature
Hottest in April: days about 32 °C, nights 22 °C
Coolest in January: days about 24 °C, nights 12 °C.
Typical of the district's villages; a farm much higher or lower can be a few degrees cooler or warmer.
Source: IMD gridded daily rainfall (0.25°); IMD gridded daily max/min temperature (1°); TerraClimate 1991–2020 temperature normals (about 4 km), where each district's villages are.
Villages in this block
- Assameralga
- Baladoba
- Berabanga Pt.I
- Bhimapara
- Bhutiadanga
- Boalea Pt.I
- Boalea Pt.Ii
- Boraitari
- Boriralga
- Borobaloo
- Changurchar
- Charibari Pt.I
- Chotoharipur
- Dayerchar
- Dewaneralga Pt.I
- Diara
- Fattapara
- Fekamari Pt.I
- Fekamari Pt.Ii
- Ferengichar
- Fulerchar Pt.I
- Fulerchar Pt.Ii
- Fulerchar Pt.Iii
- Fulerchar Pt.Iv
- Gokulpur Tangnamari
- Gotabari
- Hatsingimari
- Kaliralga Pt.I
- Kaliralga Pt.Ii
- Kanaimara Pt.I
- Kanaimara Pt.Ii
- Katdanga Satdubi Pt.I
- Katdanga Satdubi Pt.Ii
- Kathalbari
- Kharuabandha
- Khodaidhila
- Khopati Pt.I
- Khopati Pt.Ii
- Khopati Pt.Iii
- Khopati Pt.Iv
- Kokradanga Pt.Iii
- Malakhowa
- Niz Monirchar
- Pacherkandi
- Paglatola
- Pata Kata
- Raja Bala
- Rajabala Bhlukmari
- Rajabala Tersertari
- Roghupara
- Saboltari
- Salmara Pt.I
- Salmara Pt.Ii
- Tumni
- Tumni Lawkhowa
- Uramari Pt.I
- Uzan Jhagrarchar