Cultivation and improvement of Maize
Origin of Maize :- 1. Introduction :- > Common Name:- Maize, Corn > Botanical Name:- Zea mays > Family:- Poaceae or Gramineae > Maize has the highest crop yield among all of the cereals, hence it is called the 'queen of cereal crops. 2. Chromosome Numbers and Species :- Note:- Out of the above, only Zea mays is a cultivated species. The remaining three are wild species collectively called 'Teosinte'. 3. Types of Maize :- 5 types – 4. Center of Origin :- · Primary Center of Origin :- Mexico · Secondary Center of Origin :- China Cultivation of Maize:- 1. Climate requirements:- > Maize requires the warmth and humid climate. i. For germination is 21 degree C. ii. For growth is 32 degree C. 2. Soil type:- > Maize thrives better on well drained ,sandy- loam to silty – loam soils. > Land Preparation:- - Give four to fiv...