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Seeds were planted in the greenhouse in naturally highly infested soil and symptomless plants that survived in naturally infested soil were the source for F1 seeds of resistant germ plasm. Further selection tests to improve resistance were conducted up to additional generations in infested soil in the greenhouse.
Basil is a light-loving and heat-tolerant plant that requires full exposure, which is six to eight hours of sunlight per day. In the summer months, this is doable in almost any yard or garden bed.
Basil seeds are relatively inexpensive to produce, and they can be grown in a variety of climates. The main challenge in basil seed production is the need for a consistent supply of water. Basil seeds are sensitive to drought, and they will not germinate if the soil is too dry. The average yield of basil seeds is about 1,000 pounds per acre.
Ocimum gratissimum, also known as clove basil, African basil, [1] and in Hawaii as wild basil, [2] is a species of basil. It is native to Africa , Madagascar , southern Asia , and the Bismarck Archipelago , and naturalized in Polynesia , Hawaii, Mexico , Panama , West Indies , Brazil , and Bolivia .
Generally, Pseudomonas cichorii can only survive for short periods in soil, but colonies have been isolated following six months of burial in plant debris and soil. [9] For P. cichorii to divide and colonize after overwintering, conditions must be highly favorable. There must be an ideal temperature (20-28°C) and sufficient moisture. [10]
Partially shelled popcorn seed saved for planting. In agriculture and gardening, seed saving (sometimes known as brown bagging) [1] is the practice of saving seeds or other reproductive material (e.g. tubers, scions, cuttings) from vegetables, grain, herbs, and flowers for use from year to year for annuals and nuts, tree fruits, and berries for perennials and trees. [2]
Fusarium wilt is a soil-borne fungal disease that will quickly kill younger basil plants. Seedlings may be killed by Pythium damping off . A common foliar disease of basil is gray mold caused by Botrytis cinerea ; it can cause infections post-harvest and is capable of killing the entire plant.
Ocimum americanum, known as American basil, lime basil, [2] or hoary basil, [3] is a species of annual herb in the family Lamiaceae. Despite the misleading name, it is native to Africa, the Indian Subcontinent, China, and Southeast Asia. The species is naturalized in Queensland, Christmas Island, and parts of tropical America.
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