2. With the reform of the educational system, it is essential to improve the teaching techniques, horticulture is no exception. ���Ž������Ƶĸĸ�ߵ�ѧУ���н�ѧ�����Ľ����ڱ��У���רҵҲ�����⡣
3. The science of horticulture, in which the primary concerns are maximum yield and superior quality, utilizes inFORMation derived from other sciences. ��������=���ӱ�ɾ��Ϸ=��ҪĿ�����ڷḻ�����ʵ�ũ��ѧ������������ѧ��֪ʶ��