seed-mcp/corpus/proharvest/proharvest-77p60.md

77P60

• Vendor: ProHarvest Seeds (independent regional brand)
• Brand: ProHarvest Seeds
• Crop: Corn
• Relative maturity: 107 days
• Trait(s): SmartStax RIB Complete
• Source: https://proharvestseeds.com/seed/77p60/
• Rating scale: disease 1-9, 9=best/most-tolerant, NA=not rated; agronomic/general qualitative (Excellent/Very Good/Good/Average); soil HR=highly recommended/R=recommended
• Service area: Independent dealer network — Eastern/Central Corn Belt (IL/IN/OH/MO/IA/KS/NE)

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General Characteristics

• GDD Pollination: 1320
• GDD Black Layer: 2610
• Pollination for Maturity: Medium-Late
• Plant Height: Medium-Tall
• Leaf Type: Semi-Upright
• Ear Height: Med-High
• Ear Type: Semi-Determinate
• Kernel Rows: 16-18
• Cob Color: Red
• Test Weight: Good
• Husk Coverage: Good
• Covercrop Companion: Good

Agronomic Characteristics

• Yield for Maturity: Very Good
• Emergence: Good
• Seedling Vigor: Good
• Stalk Strength: 7
• Root Strength: 7
• Green Snap: 8
• Stay Green: Very Good
• Dry Down: Very Good
• Stress Tolerance: Good
• Delayed Harvest: Very Good
• Response to Fungicide: Very Good
• Corn After Corn: Very Good
• Silage: Good

Disease Ratings

• Overall Disease Rating: 7.5
• Grey Leaf Spot: 7
• Northern Corn Leaf Blight: 8
• Southern Leaf Blight: NA
• Common Rust: NA
• Southern Rust: NA
• Eye Spot: NA
• Goss's Wilt: 9
• Stalk Anthracnose: NA
• Diplodia Ear Rot: NA
• Physoderma: NA
• Tar Spot: 7

Soil Adaptability

• Light Soils: HR
• Medium Soils: HR
• Heavy Soils: HR
• Poorly Drained Soils: R

Nitrogen Application/Timing

• Corn/SB 100% Pre: R
• Corn/SB Pre/Side: HR
• Corn/SB Starter/Side: HR
• Corn/Corn 100% Pre: NR
• Corn/Corn Pre/Side: HR
• Corn/Corn Starter/Side: HR
• Corn/Cover 100% Pre: NR
• Corn/Cover Pre/Side: HR
• Corn/Cover Starter/Side: HR

Recommended Seeding Rates

• 30" Low: 30-33
• 30" Medium: 32-35
• 30" High: 34-37
• Narrow Low: 32-35
• Narrow Medium: 34-37
• Narrow High: 36-39