However, the structure of agrichemically-deadened soils is weakened by the corresponding loss of soil life and thus unable to maintain its integrity under occasional cultivation. So it’s a circular argument! Structurally sound (life-rich) soils may be cultivated regularly without significant damage, particularly if protected appropriately by windbreaks and Keyline soil conservation
It also increases killer cells that fight against cancer and helps white cells release more antibodies. Zinc increases the number of infection-fighting T-cells, especially in elderly people who are often deficient in zinc and whose immune system may weaken with age. Thyroid-Releasing Hormones: Zinc is a key mineral that helps produce thyroid-releasing hormones, or TRH, in your brain, which then signals your pituitary to make a thyroid-stimulating hormone (TSH). In men, the failure to do this also results in low testosterone levels. According to several studies, low zinc levels are associated with low T3 (active thyroid hormone), and a reduced ability to convert T4 (see sidebar) to T3.
However it is sometime considered that the soil health is depends on biological activities held in the soil. There are few controversies about role of soil in plant growth and yield, as few belifs on its direct effect on plant growth and yield, while rest consider that it mere provide physical support and the growth and yield are the result of non-soil components, such as fertilizer and pesticide. Soil organisms contributes significantly in soil health through various ways such as, humus formation, decomposing dead plant and animal residues, enrichment of soil organic matter, etc. They produces carbon dioxide in soil to be dissolved in water and further converted in carbolic acid, which breakdowns insoluble rock minerals (Edwards et al. nd.).
The 0 pertains to the acidity while 14 is geared towards the alkaline. A level of 7 is displays the neutral balance. If your soil is too acidic, it may be considered infertile and may hinder your crops from growing to its full potential. On the other hand, if the level of alkaline is too high, the soil becomes toxic and may poison your plants. • pH 7 – This indicates that the soil is neutral and has a balanced pH level.
Chickpea is a cool season food legume originated in south-western Turkey and spread to other parts of the world (Ladizinsky et al., 1976). It is grown in 55 countries in South Asia, West Asia, North Africa, East Africa, Southern Europe, North and South America and Australia and traded across 140 countries. This crop is mostly grown as rain-fed, post-rainy season, winter crop in subtropical South Asia, parts of Africa and
In fact, only 30 to 50% of applied N is recovered by the crop in many cases (Raun and Johnson, 1999). Lost N not only reduces grower profits (through lost fertilizer and reduced yields in N deficient areas) but it can also lead to environmental contamination (i.e., nitrate leaching or greenhouse gaseous losses). It was found by Selassie ( 2015) that improving soil fertility is one of the major factors to improve soil
Chickpea is one of the oldest known pulses. It is cultivated from ancient times both in Asia and in Europe. It is assumed that chickpea is originated either from Himalayas or Mediterranean region. At present it is grown in Pakistan, India, Italy, Greece, Rumania, Russia, Egypt, North Africa and many other countries of world. In Pakistan, it was cultivated on an area of 985 thousand hectares, which produced 673 thousand tons of chickpea (Economic survey of Pakistan, 2012).
Throughout the world, the best agricultural land is already fully utilized and hence marginal land including saline soil is being brought to agriculture. Salinity is an environmental challenge that severely limits plant growth, reduces cultivatable land area, crop productivity and quality worldwide (Hossain et al., 2012 and Shrivastava & Kumar, 2015) and according to FAO survey as cited by Plaut et al. (2013) that over 800 million ha in near future will be affected by salinity, making it a major constraint to food production for a steadily increasing population. Soil salinity refers to the content of water soluble mineral salts primarily sodium, potassium, magnesium, calcium and chloride, in the soil. Soil salinity could be a result of either the intrusion of seawater into the agricultural area, or of a raise in salt-affected groundwater.
It is nutritious i.e., a great wellspring of fiber, vitamin A and vitamin C that can be consumed crude, daintily bubbled, steamed or utilized as a part of 'mix fries'. Its shoots from the built plants might likewise be utilized for cooking and as a part of mixed greens. Snow pea is a 60-65 days term trim that obliges moderate temperature in light of the fact that the temperature over 30°C reasons poor fertilization, early development and lower yields while low
Cassava (manihot esculents, creantz), variously designated as manioc, yucca or tapioca is a native to south America and southern and western Mexico, Presumable Eastern Brazil. It was one of the first crops to be domesticated and there is archeological evidence that it was grown in Peru 4, 000 years ago and in Mexico 2, 000 years ago. From stem cuttings, the plant produces 5 to 10 very fleshy adventitious roots up to 15 centimeters in diameter. Young roots may have 30 – 35% starches by weight but very little fat or protein. Cassava is adapted to the zone within latitudes 30 north and south of the equator, at elevations of not more than 2000m above sea level, in temperatures ranging from 18 to 25Oc to rainfall of 50 to 5000mm annually and to