Read more Macronutrient Plant Tissue Test Kit Order Code# 5026-01These simplified field tests for green plant tissue indicate whether growing plants are receiving adequate amounts of available nutrients from the soil. All tests give qualitative results for the specific nutrients.
Read more Micronutrient Plant Tissue Test Kit Order Code# 5261-01The Plant Tissue Macronutrient Test Includes tests for ferrous and ferric iron, zinc, copper, manganese, and boron. Each test is made from the sap of plant tissues, which is extracted by squeezing the tissue with pliers.