• Biodynamic® Oak Bark Preparation -Quercus alba - (BD 505) Compost Preparation - The Josephine Porter Institute
  • Biodynamic® Oak Bark Preparation -Quercus alba - (BD 505) Compost Preparation - The Josephine Porter Institute
  • Biodynamic® Oak Bark Preparation -Quercus alba - (BD 505) Compost Preparation - The Josephine Porter Institute
  • Biodynamic BD 505 Oak Bark Preparation package on a clean studio background
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The Josephine Porter Institute

बायोडायनामिक ओक बार्क तयारी - क्वेर्कस अल्बा - (BD ५०५) कम्पोस्ट तयारी

बायोडायनामिक ओक बार्क तयारी - क्वेर्कस अल्बा - (BD ५०५) कम्पोस्ट तयारी

$6.79 USD
$6.96 USD $6.79 USD
बिक्री बिक्री भयो
शिपिंग चेकआउटमा गणना गरियो।
पूर्ण विवरण हेर्नुहोस्

विवरण

एउटा एकाइ भनेको १ चम्चा हिपिङ हिसाब हो।

एक नजरमा:

यसले के गर्छ:
क्याल्सियम प्रक्रियाहरूलाई नियमन गर्दछ र माटो र कम्पोस्ट भित्र निको पार्ने कार्यलाई समर्थन गर्दछ।

कसरी प्रयोग गर्ने:
खप्परमा राखिन्छ र जाडोमा ओसिलो वातावरणमा गाडिन्छ, त्यसपछि कम्पोस्टमा थपिन्छ।

सामग्रीहरू:
ओकको बोक्रा ( क्वेरकस अल्बा )।

🌳 BD505 ओक बोक्राको बारेमा थप जान्नुहोस्

उत्पादन विवरणहरू:

बायोडायनामिक कम्पोस्ट सेटको अंश।

BD ५०५ ले हानिकारक बिरुवा रोगहरूसँग लड्न उपचार शक्ति (वा गुणहरू) प्रदान गर्दछ। मुख्यतया कम्पोस्ट सेटमा अन्य तयारीहरूसँग संयोजनको रूपमा प्रयोग गरिन्छ।

थप जानकारीको लागि, हेर्नुहोस्: JPI तयारी लेखहरू; निर्देशन पुस्तिकाहरू

कृपया ध्यान दिनुहोस्: १ भन्दा बढी परिमाणहरू सँगै ब्याग गर्न सकिन्छ।

Frequently Asked Questions

What is the Biodynamic® Oak Bark Preparation used for?

The finished JPI white-oak (Quercus alba) BD 505 is used with the BD 502–507 set in a managed compost pile. Biodynamic growers associate it with calcium balance and plant resilience. A 2026 laboratory study of an Italian, European-oak (Quercus robur) BD 505 measured the highest antioxidant activity among the preparations compared and growth of selected compost-associated bacteria. Apply the purchased preparation directly to compost following the current JPI directions.
How do I use the Biodynamic® Oak Bark Preparation?

Use the finished preparation as part of a complete BD 502–507 set. Make six holes evenly across the compost pile and place this unit into one of the first five holes, about halfway down the pile. Close the hole with old compost or good soil so no air pocket remains. One complete set treats up to 15 tons of compost; use the full set on smaller piles also.
What is the main ingredient in the Biodynamic® Oak Bark Preparation?

The main ingredient is oak bark, specifically from Quercus alba.
Can I use the Biodynamic® Oak Bark Preparation on its own?

The standard JPI compost method uses the finished BD 505 with BD 502, 503, 504, 506, and 507 as a complete set. Place BD 505 in its own hole in the pile; prepare and apply BD 507 separately as directed. Follow the current JPI BD 502–507 compost instructions for the full sequence.