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Scientific Papers

Less than 1% of the nitrogen released from the teabag was leached into the soil.

Controlled release fertilizer incorporated into plug / seedling media had negative effects on outplanted seedlings. Silva Pak (tea bag delivery system) had very positive effects.

Fertilization at planting increased survival and early growth of Jack pine and Black spruce in boreal forest site, Quebec, Canada.

Fertilization at planting improved nutrient transfer to all parts of the plant. Increased winter hardiness.

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