Nutrient Deficiencies in the Strawberry Leaf and Fruit.
نویسندگان
چکیده
Previous investigational work on the nutrition on the strawberry has been concerned largely with the relationship of soil and fertilizer treatment to growth and yield (5). While these studies have increased greatly the knowledge of the fertilizer requirements of the strawberry, they did not describe the symptoms of mineral deficiencies nor show the mineral composition of the plant and fruit. It would appear that foliar symptoms and mineral composition of the plant might be correlated with nutritional needs. In this connection the most inotable contribution has been made by DAVIS, HILL, and JOHNSON (4). They found that foliar symptoms could be correlated with nutritional needs and that certain positive and negative correlations existed between pairs of elements in the ash of the plant. These relationships were established for the Parson Beauty variety grown under outdoor conditions in Canada. Water color illustrations of potassium-, phosphate-, and nitrogen-deficient strawberry leaves (variety not mentioned) have been published by DAVIS and HILL (3). HOAGLAND and SNYDER (6) have reported on the effects of potassium, phosphate, chloride, and boron on the growth of the strawberry plant in water cultures in California. The effect of certain mineral deficiencies on leaf characteristics and associated mineral composition of the foliage and fruit of the strawberry is reported herein. The Klondike and the Blakemore were used as these are the two leading commercial varieties grown in North Carolina.
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ورودعنوان ژورنال:
- Plant physiology
دوره 18 3 شماره
صفحات -
تاریخ انتشار 1943