Farmers use an index called ____ as a guide to planting and for determining the approximate dates when a crop will be ready for harvesting.
A)heating degree days
B)harvesting degree days
C)growing degree days
D)cooling degree days
E)ripening degree days

Question

Quizplus · Accepted Answer

Growing degree days (GDD) are a measure of heat accumulation used by farmers to predict plant and crop development rates such as the stage of development and the best time for harvesting.

Farmers Use an Index Called ____ as a Guide to Planting