植株数量计算器

计算任意作物的最佳种植密度。即时获取每英亩、每公顷的植株数量和总种子用量。

作物间距

用于谷物生产的大田玉米

行与行之间的距离

同一行内植株之间的距离

植株按标准网格模式排列。

田块面积

不知道你的田块面积?在地图上测量它

种子属性

预期成功发芽的种子百分比。

每粒种子的重量,用于估算所需的总种子重量。

植株密度
64,583
每公顷
6.5
每平方米
26,136
每英亩

植株密度 = (面积 ÷ (行距 × 株距)),并根据种植模式和发芽率进行调整。

株/m² = 1 / (行距 × 株距)

1 公顷 = 10,000 m² · 1 英亩 = 4,046.86 m²

Frequently Asked Questions

What is the difference between rectangular and triangular planting?

Rectangular planting places plants in a grid pattern with equal spacing. Triangular (offset) planting staggers every other row by half the plant spacing, fitting approximately 15% more plants in the same area while maintaining similar spacing between individual plants.

How do I determine the right plant spacing?

Optimal plant spacing depends on crop type, variety, soil fertility, and climate. Corn typically uses 30-inch rows with 6-8 inch plant spacing. Consult seed company recommendations and local extension services for variety-specific guidance.

What is germination rate and why does it matter?

Germination rate is the percentage of seeds that successfully sprout and establish plants. A 90% germination rate means you need to plant about 11% more seeds than your target population. Most commercial seed has 85-95% germination depending on the crop.

How many plants per acre is optimal for corn?

Modern corn hybrids perform best at 30,000-36,000 plants per acre (74,000-89,000 per hectare) in the US Corn Belt. Optimal density varies by hybrid, soil type, and growing conditions. Higher populations work best in high-yield environments with adequate moisture.

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