Wang run zhen deng (2 risultati)

paperback. Condizione: New. Paperback Pages Number: 258 Language: Chinese fruit tree nutrition diagnosis and pest control content include the diagnosis and pest control of nutritional disorders of fruit trees in two parts. Describes the main features of the physiological functions and nutritional elements of the essential nutrient elements in fruit growth and development disorders caused by physiological diseases and preventive measures for fruit trees malnutrition diagnostic part of the system is to collate and summari.…

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2015-11-01 Pages: 249 Publisher: China Meteorological Press arid region with high quality crop ecological adaptability and resource utilization is divided into four chapter 21. The first crop is divided into a characteristic olive. pepper. lily. lily. malting barley and hops and other chapters; Chapter 2 is divided into white melon fruit crops. grape. cherry. apple. apple-pear. peach and chestnut seven chapters; the first three herbs into licorice. angeli. …