Author Archives: TPSL

Boron Infographic from TP&S Lab

Boron is Crucial to Plant Development. Too little of it, and your crops won’t grow. Too much of it, and your plants are poisoned. After decades of recording Boron depletion in soil – due in large part to depletion of Organic Matter – TP&S Lab has started as of 2014 to include Boron testing in […]

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Iowa Soil Testing

This Week at TP&S Lab: Testing Soil from Iowa TP&S Lab is Testing Soil from Iowa this week for Corn Crops and Soybean Crops. TP&S Lab has proprietary nutritional guidelines for these crops and more for farmers, gardeners and big growers in Iowa and all over the United States. TP&S Lab has proprietary nutritional guidelines […]

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Arizona Soil Testing

Testing this week at TP&S Lab: Soil from Arizona We’ve been testing soil for all of the United States and the World since 1938. This week we’re pleased to service our fine customers in Arizona with Soil Sample testing. Arizona’s top producing agriculture are all crops that we have developed proprietary nutritional guidelines for based […]

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Fertilizer Testing from Mexico

Testing This Week at TP&S Lab: Fertilizer from Mexico TP&S Lab is a global agricultural laboratory with customers from farms all over the U.S.A. and the world. This week at TP&S Lab we’re pleased to be testing fertilizer from Mexico. Countries and Countrymen alike trust TP&S Lab for their superior testing methods and personalized recommendations […]

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