Question: I’ve heard that fertilizers can have negative effects. Why do farmers use fertilizers? Answer: All the nutrients in our food originally come from the soil. In order to create healthy crops full of nutrients, farmers need to work with…
Property Remarks Effect on soil Colour The typical dark colour of many soils is caused by organic matter. May facilitate warming Water retention Organic matter can hold water up to 20 times its weight. Helps prevent drying and shrinking improves…
Those compounds which form a soluble complex with cations especially with metals such as Zinc, Iron, Calcium e.t.c. are called chelating agents or chelator. Chelator also present in soil derived from phenolic compounds present in decaying ligning from wood (Humus).…
Do you essential nutrients for plant growth. Their are 16 nutrients considered as balance plant diet. Including following as Macro-nutrients –Structural: C, O, H – –Primary: N, P, K – –Secondary: Ca, Mg, S Micro-nutrients B, Mn, Zn –Cu,…
WITH the government having raised feed-gas prices for the fertiliser industry from September 1, the impact is already visible in the market. One of the manufacturers immediately raised its prices by Rs160 per bag and the others are likely to…
The increasing number in population means higher demand for food. Threats in agricultural production such as pests, loss of soil fertility and lack of nutrients may result in low percentage of plants to harvest. If these problems are not addressed,…
Industrial waste materials are often used in fertilizers as a source of zinc and other micronutrient metals. Current information indicates that only a relatively small percentage of fertilizers is manufactured using industrial wastes as ingredients, and that hazardous wastes are…
Seaweed is a fantastic soil or compost ammendment What is it? Seaweed is a general term for any of the multi-celled ocean algae. What is the primary benefit? Seaweed is a great source of organic matter for our compost and our soil.…
Soil reaction varies due to following factors 1. Nature of soil colloids: The colloidal particles of the soil influence soil reaction to a very greatest extent. When hydrogen (H+) ion forms the predominant adsorbed cations on clay colloids, the soil reaction…
The unproductiveness of acid and alkali soils is very often due to the lack of available plant nutrients. In highly acid soils (low pH), the availability of some of the nutrients such as aluminum, iron, manganese etc., is increased to…
