柑树要丰产就必须给予所需要的包括微量元素在内的适当养分,这一点大家已经公认了。现在人们进一步提问,柑桔栽培者所施于植株的各种元素最终的去向如何?在里弗赛德的加利福尼亚大学试验场里,Labanauskas博士做过试验,企图找出所施下的每一种元素究竟有多少真正用于结果与营养生长。以下是他的研究结果。有利于柑桔生产的一个重要因素是维持植物体内的养分平衡。叶子黄化、过早落叶落果 It is well-established that citrus trees have to give the right amount of nutrients, including trace elements, to be productive. Now people ask further, citrus growers applied to the plant where the final element of what? In Riverside, University of California test site, Dr. Labanauskas has done a trial in an attempt to find out each of the applied How many of the elements really are used for results and vegetative growth. The following is his research results. An important factor conducive to the production of citrus is the maintenance of nutrient balance in plants. Yellowing of leaves, deciduous deciduous fruit