New starch charts for evaluating the maturity of apple varieties in Michigan - Apples

June 01,2024

This collection of user-friendly Starch Index Scales features high quality images of iodine-stained apples across the range of starch values and detailed instructions for iodine testing.

Developing a cv. WA 38 starch scale for the Washington State apple industry, WSU Tree Fruit

Quantifying apple diversity: A phenomic characterization of Canada's Apple Biodiversity Collection - Watts - 2021 - PLANTS, PEOPLE, PLANET - Wiley Online Library

West central Michigan apple maturity report – October 12, 2022 - Apples

Management of Production Problems in Tropical Fruit Crops, PDF, Agriculture

Full article: Sunburn of Apple Fruit: Historical Background, Recent Advances and Future Perspectives

2017 Apple Maturity Assessments—Week Four — Research — Penn State College of Agricultural Sciences

Grand Rapids area apple maturity report – Sept. 15, 2021 - Apples

Example of charts used to assess maturity using starch/iodine test.

Assessing the allelotypic effect of two aminocyclopropane carboxylic acid synthase-encoding genes MdACS1 and MdACS3a on fruit ethylene production and softening in Malus

A Bitter, Complex Problem: Causal Colletotrichum Species in Virginia Orchards and Apple Fruit Susceptibility

Developing a cv. WA 38 starch scale for the Washington State apple industry, WSU Tree Fruit