Meaning of Evolution: A divergent process which increases genetic diversity and leads to change in allelic frequencies in a population is known as evolution. In other words, a process which leads to significant deviation in the characteristic features of existing individuals as compared to their pre-existing individuals is termed evolution. Thus, evolution leads to change in genetic composition of a [...]
This article throws light upon the top six systems of planting of fruit crops. The systems are: 1. Square system 2. Rectangular system 3. Triangular system 4. Hexagonal system 5. Quincunx system 6. Contour system. Planting Fruit Crops: System # 1. Square System: (a) This is simplest system of fruit planting. (b) The plot is divided into square. A tree [...]
This article throws light upon the top twelve cucurbit crops cultivated in India. The cucurbit crops are: 1. Pumpkin 2. Snake Gourd 3. Bottle Gourd 4. Bitter Gourd 5. Cucumber 6. Ridge Gourd 7. Tinda/Round Melon 8. Pointed Gourd 9. Ash Gourd 10. Sponge Gourd 11. Watermelon 12. Muskmelon. Cucurbit Crop # 1. Pumpkin: a. Pumpkin is also known as [...]