SureStep 1: Import Soil Data
Upload a soil analysis report or enter results manually
Drag & drop soil analysis Excel here, or click to browse
Supports .xlsx, .csv, .pdf from most SA labs
OR
Step 2: Set Up the Program
Define the crop, target yield, and farmer details
Farm & Crop Details
☀️ Dryland
💧 Irrigated
Farmer's Current Practice
What does the farmer normally apply?
System auto-calculation:
That delivers: N 9.9 kg, P 14.8 kg, K 9.9 kg per hectare
Comparison: Current practice supplies only 11% of nitrogen requirement for 4 t/ha wheat. Phosphorus is close to removal (97%), but nitrogen is critically short.
Step 3: AI Analysis
Three specialist agents analyze your soil and build the program
Soil Scientist
Analyzing soil chemistry...
Method selected: Albrecht (BCSR) -- loam soil, adequate CEC
Lime requirement: Eckstein method: 0 t/ha (pH adequate at 5.8)
Lime requirement: Eckstein method: 0 t/ha (pH adequate at 5.8)
Mg HIGH (24.7% -- target 10-20%). Suppressing K and micronutrient uptake.
K LOW (1.4% -- target >5%). Will need supplementation in future seasons.
Ca slightly below ideal (65.3% vs 68%). Correcting via MetaboPhos-CalSica.
Fe, Zn, Cu critically low -- Ca antagonism. Foliar correction essential.
pH 5.8 -- within range. No lime needed.
Cascade alert: Ca application will further suppress micronutrients. Foliar compensation included in program.
⚡ Confidence: 95%
Agronomist
Calculating nutrient budget...
Crop Removal (4 t/ha wheat)
N88 kg
P15.2 kg
K17.2 kg
S10 kg
Soil credits: Haney organic N release = 30 kg
Net N from fertilizer: 88 - 30 = 58 kg/ha
In-furrow N capped at 15 kg (FSSA/Green Book guideline)
All P placed in-furrow (immobile nutrient -- placement critical)
Remaining N: Pre-plant broadcast for microbial processing time
Net N from fertilizer: 88 - 30 = 58 kg/ha
In-furrow N capped at 15 kg (FSSA/Green Book guideline)
All P placed in-furrow (immobile nutrient -- placement critical)
Remaining N: Pre-plant broadcast for microbial processing time
Product Selection Rationale
Nutricat Urea (not standard urea): Urease inhibitor prevents N volatilization. At R16.28/kg, only R0.98 more than standard but 15-20% less N loss.
MetaboPhos-CalSica 60/40: Supplies P + Ca simultaneously. Citric acid soluble P is more available than MAP at this pH.
MAP33: Higher P analysis (33% vs 22%) means less bulk per ha. Supplements MetaboPhos P.
AMS: Dual-purpose -- supplies S (deficient at 16.3 ppm for wheat) plus additional N in ammonium form for slow release.
⚡ Confidence: 95%
Microbiologist
Designing biological program...
Seed Treatment
Biolift + Rhizoking applied to seed before planting.
Purpose: Establishes mycorrhizal fungi network + beneficial rhizosphere bacteria from Day 0. This is the foundation of the biological program.
Purpose: Establishes mycorrhizal fungi network + beneficial rhizosphere bacteria from Day 0. This is the foundation of the biological program.
Biostimulant Schedule
VitaLift + CalCharge at 40 days and flag leaf stage.
VitaLift: Amino acid complex, supports stress resilience and nutrient translocation.
CalCharge: Chelated calcium for cell wall integrity and grain quality.
VitaLift: Amino acid complex, supports stress resilience and nutrient translocation.
CalCharge: Chelated calcium for cell wall integrity and grain quality.
⚠ Fungicide warning: If disease spray is needed later, use targeted products (e.g., Prosaro) to protect soil biology investment. Avoid broad-spectrum copper or mancozeb which will damage mycorrhizal network.
Biological vs Chemical Decision Framework:
Biological First
Seed treatment, biostimulants, foliar nutrients
Seed treatment, biostimulants, foliar nutrients
Chemical Only If Needed
Disease >6/10 risk, pest threshold breach
Disease >6/10 risk, pest threshold breach
⚡ Confidence: 95%
Step 4: Fertilizer Program
CD du Toit -- Wheat 4 t/ha -- Revival Farm -- 10 ha
Program Table
| Stage | Timing | Product | Rate | Cost/ha | N | P | K | Ca | S | Cat. | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stage 1: Seed Treatment | |||||||||||
| 1 | Seed treatment | Biolift | 0.49 L | R213 | - | - | - | - | - | Bio | Mycorrhizal inoculant establishes fungal network from germination. Critical for P uptake in this high-Ca soil. |
| 1 | Seed treatment | Rhizoking | 0.08 L | R213 | - | - | - | - | - | Bio | Rhizobacteria support root development and natural disease suppression in the rhizosphere. |
| Stage 2: Pre-Plant Broadcast | |||||||||||
| 2 | Pre-plant | Nutricat Urea | 75 kg | R1,221 | 34.1 | - | - | - | - | Fert | Urease inhibitor reduces volatilization by 15-20%. Applied pre-plant to allow microbial processing before crop demand peaks. |
| 2 | Pre-plant | AMS | 25 kg | R195 | 5.3 | - | - | - | 6.0 | Fert | Ammonium sulphate provides S (deficient in soil) plus slow-release ammonium N. |
| Stage 3: Planting | |||||||||||
| 3 | Planting Bin 1 | MetaboPhos-CalSica 60/40 | 100 kg | R684 | - | 7.8 | - | 25.2 | - | Fert | Citric acid soluble P + Ca. In-furrow placement ensures P availability despite high Ca in soil solution. |
| 3 | Planting Bin 2 | MAP33 | 30 kg | R384 | 3.3 | 6.6 | - | - | - | Fert | Supplements MetaboPhos P to meet full removal. High-analysis MAP reduces bulk in planter bin. |
| Stage 4: 40 Days Post-Emergence | |||||||||||
| 4 | 40 days | Sap Analysis | 1 | R380 | - | - | - | - | - | Lab | First checkpoint. Sap analysis reveals what the plant is actually absorbing vs what soil provides. |
| 4 | 40 days | VitaLift | 1 L | R106 | - | - | - | - | - | Bio | Amino acid biostimulant supports tillering and stress resilience during critical growth phase. |
| 4 | 40 days | CalCharge | 0.75 L | R80 | - | - | - | - | - | Bio | Chelated Ca foliar bypasses soil antagonism. Strengthens cell walls and improves grain quality. |
| 4 | 40 days | Micronutrients | 1 L | R250 | - | - | - | - | - | Foliar | Fe, Zn, Cu, Mn all critically low due to Ca dominance. Foliar is the only effective route. |
| Stage 5: Flag Leaf | |||||||||||
| 5 | Flag leaf | Sap Analysis | 1 | R380 | - | - | - | - | - | Lab | Second checkpoint before grain fill. Confirms nutrient status for final intervention window. |
| 5 | Flag leaf | VitaLift | 1 L | R106 | - | - | - | - | - | Bio | Supports grain fill and nutrient translocation to developing grain. |
| 5 | Flag leaf | CalCharge | 0.75 L | R80 | - | - | - | - | - | Bio | Final Ca boost for grain protein and test weight. |
| 5 | Flag leaf | Micronutrients | 1 L | R250 | - | - | - | - | - | Foliar | Second micronutrient application -- adjusted based on 40-day sap results. |
| TOTALS | R4,543/ha | 42.7 | 14.4 | 0 | 25.2 | 6.0 | |||||
Agronomist Notes
Nutricat Processing: Apply Nutricat Urea 7-14 days before planting. The urease inhibitor needs time, and soil microbes need time to convert ammonium to plant-available forms.
Cu/Zn/Mn Deficiency: Soil levels are critically low (Zn 0.03, Cu 0.07, Mn 0.91 ppm). These will not correct from soil applications while Ca dominance persists. Foliar is the only viable route this season.
Pre-plant Blend: Nutricat Urea and AMS can be blended and broadcast together. Ensure even spread at 100 kg/ha total across 10 ha.
Biological Crop Protection: The Biolift + Rhizoking seed treatment is the foundation. If disease pressure requires spraying, prefer Patostop (biological) or targeted chemistry. Never use broad-spectrum fungicides that destroy the mycorrhizal investment.
Step 5: Pricing & Optimization
Make it work for the farmer's budget
Program Cost
R4,543/ha
10 ha total
R45,430
Budget Target
Cost Breakdown
Optimization Options
Toggle options to reduce cost. Trade-offs shown for each.
Remove flag leaf biostimulants
Save R186/ha
Trade-off: Less grain fill support, potentially lower test weight
Remove flag leaf sap analysis
Save R380/ha
Trade-off: No second checkpoint -- flying blind for grain fill adjustments
Reduce pre-plant N by 20%
Save R285/ha
Trade-off: Yield risk if good rainfall (N becomes limiting factor)
Remove seed treatment
Save R426/ha
⚠ NO biological foundation -- defeats the purpose of the program
Substitute KCl for K2SO4 (future K programs)
Save ~R9/kg K applied
⚠ KCl kills soil biology -- directly contradicts biological approach
Packaging Calculator
| Product | Per ha | 10 ha | Pack Size | Packs | Rounded Qty | Adj. Cost |
|---|---|---|---|---|---|---|
| Nutricat Urea | 75 kg | 750 kg | 50 kg | 15 | 750 kg | R12,210 |
| AMS | 25 kg | 250 kg | 50 kg | 5 | 250 kg | R1,950 |
| MetaboPhos-CalSica | 100 kg | 1,000 kg | 50 kg | 20 | 1,000 kg | R6,840 |
| MAP33 | 30 kg | 300 kg | 50 kg | 6 | 300 kg | R3,840 |
| Biolift | 0.49 L | 4.9 L | 5 L | 1 | 5 L | R2,174 |
| Rhizoking | 0.08 L | 0.8 L | 1 L | 1 | 1 L | R2,663 |
| VitaLift | 2 L | 20 L | 5 L | 4 | 20 L | R2,120 |
| CalCharge | 1.5 L | 15 L | 5 L | 3 | 15 L | R1,600 |
| Micronutrients | 2 L | 20 L | 5 L | 4 | 20 L | R5,000 |
| Farm Total (10 ha) | R38,397 | |||||
Step 6: Preview Farmer View
This is what CD du Toit will see
Your Fertilizer Program
Prepared by Tiaan van der Merwe, Revival Crop Solutions
Crop
Wheat
Area
10 ha
Total Cost
R45,430
What We'll Do & When
1
Before Planting
We treat your seed with beneficial microbes that help roots absorb nutrients better. We also spread nitrogen and sulphur fertilizer 7-14 days before you plant.
2
At Planting
Two products go into the planter bins: one supplies phosphorus and calcium, the other tops up phosphorus. These go right next to the seed where the young plant needs them most.
3
40 Days After Emergence
We take a sap sample from leaves to see exactly what the plant is absorbing. Then we spray a biostimulant mix with trace elements your soil is short on (zinc, iron, copper, manganese).
4
Flag Leaf Stage
Second sap test and spray. This is the last chance to feed the plant before grain fill begins. We fine-tune based on what the first sap analysis showed.
5
Harvest
We measure your actual yield against the 4 t/ha target and calculate the return on your investment. This data feeds into next season's program.
Why This Program?
Your soil analysis shows high magnesium which blocks other nutrients, especially zinc, iron, and copper. Standard fertilizer alone cannot fix this. Our program combines precision placement of fertilizer in the soil with foliar sprays that bypass the blockage and feed nutrients directly through the leaves. The biological seed treatment helps your crop's roots work more efficiently from day one.
Total Program Cost
R45,430
R4,543 per hectare for 10 hectares
Step 7: Agronomist Review → Send to Farmer
Review and edit the AI-drafted programme before it goes to the farmer.
Agronomist Review Required
This programme was drafted by the AI based on soil/SAP data + Sureway norms. Adjust kilogram rates, timing, blends, and prices before approving for the farmer.
Custom Blend Calculation
Calculated from raw materials to hit nutrient targets. Existing blend recipes checked first; new blend created if no match.
| Blend | Component | kg/ha | Source |
|---|---|---|---|
| Planting Mix (Custom) | MetaboPhos | 120 | Raw material |
| Nutricat Urea | 40 | Raw material | |
| Potassium Sulfate | 30 | Raw material | |
| Top-dress (Existing recipe) | 200 | Recipe: N+S Pre-Plant | |
Compatibility checked: all components safe to mix. Sent to warehouse as blending instruction on order release.
Pricing Source
Programme prices pulled from Revival Price List — 2026-04-10 (latest upload from Dean).
Farmer Approval
Status:
⏳ Pending Approval
Step 8: Growing Season
Monitor crop progress and respond to in-season data
Season Timeline
✓
Planting
✓
Emergence
●
Tillering
4
40-Day Check
5
Flag Leaf
6
Flowering
7
Grain Fill
8
Harvest
Growing Degree Days
Current: 487 GDD
Maturity: ~1,600 GDD
Estimated flag leaf12 Nov 2025
Estimated harvest8 Dec 2025
Days since planting34
40-day check in6 days
40-Day Sap Analysis Results
🌱
Upload sap analysis when available
Disease Risk Monitor
4/10
Low-Moderate Risk
Updated: today
Leaf wetness hours4.2 hrs/day
Avg humidity62%
Avg temperature18.4 C
Rainfall (7d)12 mm
Recommendation: Monitor. No spray needed yet. If risk reaches 6/10, use biological control (Patostop) first. Avoid broad-spectrum fungicides to protect mycorrhizal investment.
Farm Visit Log
28 Sep
Planting Inspection
Seed treatment applied correctly. Bin 1 + Bin 2 loaded. Planting depth 35mm. Soil moisture adequate.
7 Oct
Emergence Check
Uniform emergence across all 10 ha. Plant population ~120 plants/m2. No sign of damping-off.
21 Oct
Tillering Assessment
Good tillering. 3-4 tillers per plant. Colour is healthy green. No visible deficiency symptoms yet.
Step 9: Season Complete
Results, comparison, and next season planning
Yield Data
Season Summary
Target
4.0 t/ha
Actual
4.2 t/ha
+5% above target
Total Cost
R45,430
Revenue
R231,000
4.2t x R5,500 x 10ha
Net Profit
R185,570
ROI on Fertilizer
409%
Program Comparison
| Program | Yield | Cost/ha | Revenue/ha | Profit/ha |
|---|---|---|---|---|
| Revival SureWay | 4.2 t/ha | R4,543 | R23,100 | R18,557 |
| Competitor Program | 3.8 t/ha | R2,900 | R20,900 | R18,000 |
| Farmer's Own Practice | 3.5 t/ha | R2,500 | R19,250 | R16,750 |
Insight: Revival SureWay delivered R557/ha more profit than the nearest competitor despite R1,643/ha higher cost. The yield advantage of 0.4 t/ha more than compensates for the cost difference. Farmer's own practice leaves R1,807/ha of profit on the table.
Next Season Recommendation
Based on this season's results, our recommendations for the next cycle:
Expand SureWay to full farm area. ROI proven at 409%.
Add K supplementation. Soil K remains at 1.4% base saturation. Start corrective K program (K2SO4, not KCl) at 20 kg K/ha.
Maintain biological program. Mycorrhizal establishment is cumulative -- second season will show greater benefit.
Repeat soil analysis to measure Haney score improvement from biological approach.
Consider cover crop after harvest to further build soil biology and organic matter.
This season's data becomes the baseline