#Japan #Okayama #Kumiai Chemical #EcoArk® #Rhizobium vitis

Kumiai Chemical Unveils EcoArk: A New Era in Microbial Pest Control

Kumiai Chemical Industry Co., Ltd., led by President Yu Yokoyama, is excited to announce the upcoming launch of its innovative microbial fungicide, EcoArk®, set to hit the domestic market in Spring 2026. This state-of-the-art product has been co-developed with Okayama Prefecture and K.I. Kasei Co., Ltd., utilizing the non-pathogenic strain Rhizobium vitis ARK-1 as its active ingredient.

Addressing Root Gall Disease

One of the critical benefits of EcoArk® lies in its effectiveness against root gall disease, a significant concern for crops such as grapes and roses. This disease, caused by the Rhizobium bacteria, leads to the formation of galls on the roots and stems, severely affecting plant growth and potentially leading to crop death. Currently, there are no effective pharmacological methods to combat this affliction, positioning EcoArk® as a unique solution for mitigating this dangerous condition.

The Challenge of Root Gall Disease

Root gall disease has become increasingly problematic in agricultural settings, particularly for vineyards and rose gardens. The development of these galls disrupts nutrient flow, resulting in stunted growth and significant yield loss. By introducing EcoArk®, Kumiai Chemical aims to reduce the impact of this disease and offer growers a reliable means of defense.

EcoArk's Approach

What sets EcoArk® apart is its formulation based on naturally occurring microorganisms. This brings substantial safety benefits not only for agricultural workers but also ensures minimal impact on non-target organisms and the surrounding environment. The product aligns with the Ministry of Agriculture, Forestry and Fisheries' Green Food System Strategy, promoting food safety and reliability.

Kumiai Chemical and its group company Riken Green will distribute EcoArk®, ensuring that all those suffering from the ramifications of root gall disease have access to this revolutionary product. This move not only addresses immediate agricultural challenges but also contributes positively to the broader goal of sustainable food production.

Continued Commitment to Research and Development

Kumiai Chemical remains dedicated to ongoing research and development of novel agricultural chemicals. By providing high-quality, safely formulated products, the company aspires to make a substantial impact on global food production. EcoArk® will be registered as an official trademark, reflecting its commitment to excellence in agricultural innovation.

EcoArk® Product Specifications:

• - Type: Non-pathogenic Rhizobium vitis Wettable Powder
• - Active Ingredient: Non-pathogenic Rhizobium vitis ARK-1 (2.5E+11 cfu/g)

Usage Guidelines and Efficacy

EcoArk® has been rigorously tested for its effectiveness against root gall disease, particularly in pot tests conducted in various agricultural environments. Growers can confidently utilize this product for optimal crop health and productivity, bolstering their defenses against this debilitating disease.

In conclusion, Kumiai Chemical's EcoArk® emerges as a beacon of hope for growers facing the challenges of root gall disease in grapes and roses. This revolutionary product not only showcases cutting-edge science but also embodies the principles of sustainability and safety that are paramount in today's agricultural landscape.