HORTICULTURE SCIENCE
METHODS OF IRRIGATION AND FERTILIZER APPLICATION
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
There are ____ essential nutrients in plants.
|
|
12
|
|
|
14
|
|
|
16
|
|
|
18
|
|
|
20
|
Explanation:
Detailed explanation-1: -NITROGEN. PHOSPHORUS. POTASSIUM. SECONDARY NUTRIENTS. CALCIUM. MAGNESIUM. SULPHUR. BORON. More items
Detailed explanation-2: -The remain-ing 13 essential elements (nitrogen, phosphorus, po-tassium, calcium, magnesium, sulfur, iron, zinc, man-ganese, copper, boron, molybdenum, and chlorine) are supplied either from soil minerals and soil organic matter or by organic or inorganic fertilizers.
Detailed explanation-3: -Plants need 17 essential nutrient elements to complete their life cycle (i.e., growth and reproduction) (Table 1). Carbon (C), hydrogen (H), and oxygen (O) are provided by air and water, and there is little control over the availability of these nutrients.
There is 1 question to complete.