Citrus leaf analysis: Nutrient deficiencies, excesses and fertilizer requirements of soil indicated by diagnostic aid
AuthorH. D. Chapman
Author AffiliationsH. D. Chapman is Professor of Soils and Plant Nutrition and Chemist in the Experiment Station, Riverside.
Hilgardia 3(11):10-14. DOI:10.3733/ca.v003n11p10. November 1949.
Analysis of citrus leaves as an aid in the diagnosis of the nutritional status of orchard trees—with particular attention given to the potassium state of orange trees—has been under study for a number of years at the Riverside Experiment Station.
Also in this issue:California livestock production: Trends in marketings of meat animals, dairy and poultry products during the period 1924 to 1948
Insecticide resistant houseflies: Development of resistance to organic insecticides other than DDT by houseflies in southern California
Deer and antelope meat studies: Season of highest palatability and food value subject of investigation of California antelope and deer
Hot weather effects on swine: Controlled air temperatures and relative humidity aid in study of weight gains and well being of hogs
Sexing of poultry: Accurate identification at hatching possible by visible effects of heritable characters
Figs for dairy cows: Substandard figs in feed give orchard by-product new value
Olive irrigation experiments: Indicate trees respond to readily available moisture with larger and heavier fruit
Temperature and bud rest period: Effect of temperature and exposure on the rest period of deciduous plant leaf buds investigated
Orange tortrix on apples: Effective control obtained by spray treatment in fall and spring tests on experimental plot
Phomopsis canker of fig: Fig tree canker caused by wound parasite can be controlled by proper treatment
Cucumber seed: Effect of the number of fruit per plant on yield and quality
Lettuce seed and its germination