Growing with growers since 1946
  • June 2014 Issue
  • Story by Richard Lehnert
  • What makes apple trees tick?

    Alan Lakso devoted his career to learning about leaves and photosynthesis.

    [fusion_builder_container hundred_percent=”yes” overflow=”visible”][fusion_builder_row][fusion_builder_column type=”1_1″ background_position=”left top” background_color=”” border_size=”” border_color=”” border_style=”solid” spacing=”yes” background_image=”” background_repeat=”no-repeat” padding=”” margin_top=”0px” margin_bottom=”0px” class=”” id=”” animation_type=”” animation_speed=”0.3″ animation_direction=”left” hide_on_mobile=”no” center_content=”no” min_height=”none”] During his 40 years at Cornell University, Dr. Alan Lakso devised some oddly clever ways to figure out how fruit trees do the things they do. For example, he used laser beams as artificial sunbeams to observe which kinds of leaves in apple trees capture the sunlight. Earlier studies had shown that early fruit growth, around thinning time, was supported by spur leaves, not extension shoot leaves. The work with the laser beams showed that more […]

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